15881684

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 36465408

約数和(自身を除く): 20583724

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 49, 52, 91, 92, 98, 161, 182, 196, 271, 299, 322, 364, 542, 598, 637, 644, 1084, 1127, 1196, 1274, 1897, 2093, 2254, 2548, 3523, 3794, 4186, 4508, 6233, 7046, 7588, 8372, 12466, 13279, 14092, 14651, 24661, 24932, 26558, 29302, 43631, 49322, 53116, 58604, 81029, 87262, 98644, 162058, 172627, 174524, 305417, 324116, 345254, 567203, 610834, 690508, 1134406, 1221668, 2268812, 3970421, 7940842, 15881684]

約数ペア:

[(1, 15881684), (2, 7940842), (4, 3970421), (7, 2268812), (13, 1221668), (14, 1134406), (23, 690508), (26, 610834), (28, 567203), (46, 345254), (49, 324116), (52, 305417), (91, 174524), (92, 172627), (98, 162058), (161, 98644), (182, 87262), (196, 81029), (271, 58604), (299, 53116), (322, 49322), (364, 43631), (542, 29302), (598, 26558), (637, 24932), (644, 24661), (1084, 14651), (1127, 14092), (1196, 13279), (1274, 12466), (1897, 8372), (2093, 7588), (2254, 7046), (2548, 6233), (3523, 4508), (3794, 4186)]