28570286

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{659}}^1$

素因数の和:1123

約数の個数: 16

約数和(自身を含む): 43837200

約数和(自身を除く): 15266914

約数列:

[1, 2, 53, 106, 409, 659, 818, 1318, 21677, 34927, 43354, 69854, 269531, 539062, 14285143, 28570286]

約数ペア:

[(1, 28570286), (2, 14285143), (53, 539062), (106, 269531), (409, 69854), (659, 43354), (818, 34927), (1318, 21677)]