28509974

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{1553}}^1$

素因数の和:1759

約数の個数: 16

約数和(自身を含む): 43748208

約数和(自身を除く): 15238234

約数列:

[1, 2, 67, 134, 137, 274, 1553, 3106, 9179, 18358, 104051, 208102, 212761, 425522, 14254987, 28509974]

約数ペア:

[(1, 28509974), (2, 14254987), (67, 425522), (134, 212761), (137, 208102), (274, 104051), (1553, 18358), (3106, 9179)]