156862004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42487}}^1$

素因数の和:42575

約数の個数: 24

約数和(自身を含む): 299795328

約数和(自身を除く): 142933324

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 42487, 84974, 169948, 552331, 1104662, 2209324, 3016577, 6033154, 12066308, 39215501, 78431002, 156862004]

約数ペア:

[(1, 156862004), (2, 78431002), (4, 39215501), (13, 12066308), (26, 6033154), (52, 3016577), (71, 2209324), (142, 1104662), (284, 552331), (923, 169948), (1846, 84974), (3692, 42487)]