27901680417

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:572

約数の個数: 128

約数和(自身を含む): 47214755840

約数和(自身を除く): 19313075423

約数列:

[1, 3, 9, 13, 27, 31, 39, 61, 93, 117, 127, 183, 279, 331, 351, 381, 403, 549, 793, 837, 993, 1143, 1209, 1647, 1651, 1891, 2379, 2979, 3429, 3627, 3937, 4303, 4953, 5673, 7137, 7747, 8937, 10261, 10881, 11811, 12909, 14859, 17019, 20191, 21411, 23241, 24583, 30783, 35433, 38727, 42037, 44577, 51057, 51181, 60573, 69723, 73749, 92349, 100711, 106299, 116181, 126111, 133393, 153543, 181719, 209169, 221247, 240157, 262483, 277047, 302133, 378333, 400179, 460629, 545157, 546481, 625921, 663741, 720471, 787449, 906399, 1134999, 1200537, 1303147, 1381887, 1639443, 1877763, 2161413, 2362347, 2564257, 2719197, 3122041, 3601611, 3909441, 4918329, 5633289, 6484239, 7087041, 7692771, 8136973, 9366123, 11728323, 14754987, 16899867, 16940911, 23078313, 24410919, 28098369, 33335341, 35184969, 50822733, 69234939, 73232757, 79491967, 84295107, 100006023, 152468199, 219698271, 238475901, 300018069, 457404597, 715427703, 900054207, 1033395571, 2146283109, 3100186713, 9300560139, 27901680417]

約数ペア:

[(1, 27901680417), (3, 9300560139), (9, 3100186713), (13, 2146283109), (27, 1033395571), (31, 900054207), (39, 715427703), (61, 457404597), (93, 300018069), (117, 238475901), (127, 219698271), (183, 152468199), (279, 100006023), (331, 84295107), (351, 79491967), (381, 73232757), (403, 69234939), (549, 50822733), (793, 35184969), (837, 33335341), (993, 28098369), (1143, 24410919), (1209, 23078313), (1647, 16940911), (1651, 16899867), (1891, 14754987), (2379, 11728323), (2979, 9366123), (3429, 8136973), (3627, 7692771), (3937, 7087041), (4303, 6484239), (4953, 5633289), (5673, 4918329), (7137, 3909441), (7747, 3601611), (8937, 3122041), (10261, 2719197), (10881, 2564257), (11811, 2362347), (12909, 2161413), (14859, 1877763), (17019, 1639443), (20191, 1381887), (21411, 1303147), (23241, 1200537), (24583, 1134999), (30783, 906399), (35433, 787449), (38727, 720471), (42037, 663741), (44577, 625921), (51057, 546481), (51181, 545157), (60573, 460629), (69723, 400179), (73749, 378333), (92349, 302133), (100711, 277047), (106299, 262483), (116181, 240157), (126111, 221247), (133393, 209169), (153543, 181719)]