31337488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21523}}^1$

素因数の和:21551

約数の個数: 40

約数和(自身を含む): 74731328

約数和(自身を除く): 43393840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 21523, 43046, 86092, 150661, 172184, 279799, 301322, 344368, 559598, 602644, 1119196, 1205288, 1958593, 2238392, 2410576, 3917186, 4476784, 7834372, 15668744, 31337488]

約数ペア:

[(1, 31337488), (2, 15668744), (4, 7834372), (7, 4476784), (8, 3917186), (13, 2410576), (14, 2238392), (16, 1958593), (26, 1205288), (28, 1119196), (52, 602644), (56, 559598), (91, 344368), (104, 301322), (112, 279799), (182, 172184), (208, 150661), (364, 86092), (728, 43046), (1456, 21523)]