28739038

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1979}}^1$

素因数の和:2171

約数の個数: 16

約数和(自身を含む): 44264880

約数和(自身を除く): 15525842

約数列:

[1, 2, 53, 106, 137, 274, 1979, 3958, 7261, 14522, 104887, 209774, 271123, 542246, 14369519, 28739038]

約数ペア:

[(1, 28739038), (2, 14369519), (53, 542246), (106, 271123), (137, 209774), (274, 104887), (1979, 14522), (3958, 7261)]