207400628

素因数分解:

$2^2\times {\mathrm{331}}^1\times {\mathrm{383}}^1\times {\mathrm{409}}^1$

素因数の和:1127

約数の個数: 24

約数和(自身を含む): 365890560

約数和(自身を除く): 158489932

約数列:

[1, 2, 4, 331, 383, 409, 662, 766, 818, 1324, 1532, 1636, 126773, 135379, 156647, 253546, 270758, 313294, 507092, 541516, 626588, 51850157, 103700314, 207400628]

約数ペア:

[(1, 207400628), (2, 103700314), (4, 51850157), (331, 626588), (383, 541516), (409, 507092), (662, 313294), (766, 270758), (818, 253546), (1324, 156647), (1532, 135379), (1636, 126773)]