387645232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{26249}}^1$

素因数の和:26341

約数の個数: 40

約数和(自身を含む): 820260000

約数和(自身を除く): 432614768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 7384, 14768, 26249, 52498, 104996, 209992, 341237, 419984, 682474, 1364948, 1863679, 2729896, 3727358, 5459792, 7454716, 14909432, 24227827, 29818864, 48455654, 96911308, 193822616, 387645232]

約数ペア:

[(1, 387645232), (2, 193822616), (4, 96911308), (8, 48455654), (13, 29818864), (16, 24227827), (26, 14909432), (52, 7454716), (71, 5459792), (104, 3727358), (142, 2729896), (208, 1863679), (284, 1364948), (568, 682474), (923, 419984), (1136, 341237), (1846, 209992), (3692, 104996), (7384, 52498), (14768, 26249)]