201997717971

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2311}}^1$

素因数の和:2521

約数の個数: 128

約数和(自身を含む): 339526189056

約数和(自身を除く): 137528471085

約数列:

[1, 3, 7, 21, 23, 37, 67, 69, 73, 111, 161, 201, 219, 259, 469, 483, 511, 777, 851, 1407, 1533, 1541, 1679, 2311, 2479, 2553, 2701, 4623, 4891, 5037, 5957, 6933, 7437, 8103, 10787, 11753, 14673, 16177, 17353, 17871, 18907, 32361, 34237, 35259, 48531, 52059, 53153, 56721, 57017, 62123, 85507, 102711, 112493, 154837, 159459, 168703, 171051, 180967, 186369, 256521, 337479, 372071, 399119, 434861, 464511, 506109, 542901, 598549, 787451, 1083859, 1116213, 1180921, 1197357, 1266769, 1304583, 1795647, 1966661, 2362353, 3251577, 3542763, 3561251, 3800307, 3880169, 4162241, 5728969, 5899983, 6242011, 10683753, 11303101, 11640507, 12486723, 13766627, 17186907, 18726033, 24928757, 27161183, 29135687, 33909303, 40102783, 41299881, 43694077, 74786271, 79121707, 81483549, 87407061, 120308349, 131082231, 131766287, 143566253, 237365121, 259971323, 395298861, 418214737, 430698759, 779913969, 922364009, 1004963771, 1254644211, 1819799261, 2767092027, 2927503159, 3014891313, 5459397783, 8782509477, 9618938951, 28856816853, 67332572657, 201997717971]

約数ペア:

[(1, 201997717971), (3, 67332572657), (7, 28856816853), (21, 9618938951), (23, 8782509477), (37, 5459397783), (67, 3014891313), (69, 2927503159), (73, 2767092027), (111, 1819799261), (161, 1254644211), (201, 1004963771), (219, 922364009), (259, 779913969), (469, 430698759), (483, 418214737), (511, 395298861), (777, 259971323), (851, 237365121), (1407, 143566253), (1533, 131766287), (1541, 131082231), (1679, 120308349), (2311, 87407061), (2479, 81483549), (2553, 79121707), (2701, 74786271), (4623, 43694077), (4891, 41299881), (5037, 40102783), (5957, 33909303), (6933, 29135687), (7437, 27161183), (8103, 24928757), (10787, 18726033), (11753, 17186907), (14673, 13766627), (16177, 12486723), (17353, 11640507), (17871, 11303101), (18907, 10683753), (32361, 6242011), (34237, 5899983), (35259, 5728969), (48531, 4162241), (52059, 3880169), (53153, 3800307), (56721, 3561251), (57017, 3542763), (62123, 3251577), (85507, 2362353), (102711, 1966661), (112493, 1795647), (154837, 1304583), (159459, 1266769), (168703, 1197357), (171051, 1180921), (180967, 1116213), (186369, 1083859), (256521, 787451), (337479, 598549), (372071, 542901), (399119, 506109), (434861, 464511)]