207440008

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{122891}}^1$

素因数の和:123108

約数の個数: 16

約数和(自身を含む): 390796560

約数和(自身を除く): 183356552

約数列:

[1, 2, 4, 8, 211, 422, 844, 1688, 122891, 245782, 491564, 983128, 25930001, 51860002, 103720004, 207440008]

約数ペア:

[(1, 207440008), (2, 103720004), (4, 51860002), (8, 25930001), (211, 983128), (422, 491564), (844, 245782), (1688, 122891)]