28926178

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{1553}}^1$

素因数の和:1761

約数の個数: 16

約数和(自身を含む): 44382240

約数和(自身を除く): 15456062

約数列:

[1, 2, 67, 134, 139, 278, 1553, 3106, 9313, 18626, 104051, 208102, 215867, 431734, 14463089, 28926178]

約数ペア:

[(1, 28926178), (2, 14463089), (67, 431734), (134, 215867), (139, 208102), (278, 104051), (1553, 18626), (3106, 9313)]