64871898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 175633920

約数和(自身を除く): 110762022

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 29, 34, 39, 42, 51, 58, 78, 87, 91, 102, 119, 174, 182, 203, 221, 238, 241, 273, 357, 377, 406, 442, 482, 493, 546, 609, 663, 714, 723, 754, 986, 1131, 1218, 1326, 1446, 1479, 1547, 1687, 2262, 2639, 2958, 3094, 3133, 3374, 3451, 4097, 4641, 5061, 5278, 6266, 6409, 6902, 6989, 7917, 8194, 9282, 9399, 10122, 10353, 12291, 12818, 13978, 15834, 18798, 19227, 20706, 20967, 21931, 24582, 28679, 38454, 41934, 43862, 44863, 48923, 53261, 57358, 65793, 86037, 89726, 90857, 97846, 106522, 118813, 131586, 134589, 146769, 159783, 172074, 181714, 237626, 269178, 272571, 293538, 319566, 356439, 372827, 545142, 635999, 712878, 745654, 831691, 1118481, 1271998, 1544569, 1663382, 1907997, 2236962, 2495073, 3089138, 3815994, 4633707, 4990146, 9267414, 10811983, 21623966, 32435949, 64871898]

約数ペア:

[(1, 64871898), (2, 32435949), (3, 21623966), (6, 10811983), (7, 9267414), (13, 4990146), (14, 4633707), (17, 3815994), (21, 3089138), (26, 2495073), (29, 2236962), (34, 1907997), (39, 1663382), (42, 1544569), (51, 1271998), (58, 1118481), (78, 831691), (87, 745654), (91, 712878), (102, 635999), (119, 545142), (174, 372827), (182, 356439), (203, 319566), (221, 293538), (238, 272571), (241, 269178), (273, 237626), (357, 181714), (377, 172074), (406, 159783), (442, 146769), (482, 134589), (493, 131586), (546, 118813), (609, 106522), (663, 97846), (714, 90857), (723, 89726), (754, 86037), (986, 65793), (1131, 57358), (1218, 53261), (1326, 48923), (1446, 44863), (1479, 43862), (1547, 41934), (1687, 38454), (2262, 28679), (2639, 24582), (2958, 21931), (3094, 20967), (3133, 20706), (3374, 19227), (3451, 18798), (4097, 15834), (4641, 13978), (5061, 12818), (5278, 12291), (6266, 10353), (6409, 10122), (6902, 9399), (6989, 9282), (7917, 8194)]