15131968

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 56

約数和(自身を含む): 32186880

約数和(自身を除く): 17054912

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 232, 248, 263, 464, 496, 526, 899, 928, 992, 1052, 1798, 1856, 1984, 2104, 3596, 4208, 7192, 7627, 8153, 8416, 14384, 15254, 16306, 16832, 28768, 30508, 32612, 57536, 61016, 65224, 122032, 130448, 236437, 244064, 260896, 472874, 488128, 521792, 945748, 1891496, 3782992, 7565984, 15131968]

約数ペア:

[(1, 15131968), (2, 7565984), (4, 3782992), (8, 1891496), (16, 945748), (29, 521792), (31, 488128), (32, 472874), (58, 260896), (62, 244064), (64, 236437), (116, 130448), (124, 122032), (232, 65224), (248, 61016), (263, 57536), (464, 32612), (496, 30508), (526, 28768), (899, 16832), (928, 16306), (992, 15254), (1052, 14384), (1798, 8416), (1856, 8153), (1984, 7627), (2104, 7192), (3596, 4208)]