28643686

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1223

約数の個数: 16

約数和(自身を含む): 43728336

約数和(自身を除く): 15084650

約数列:

[1, 2, 107, 137, 214, 274, 977, 1954, 14659, 29318, 104539, 133849, 209078, 267698, 14321843, 28643686]

約数ペア:

[(1, 28643686), (2, 14321843), (107, 267698), (137, 209078), (214, 133849), (274, 104539), (977, 29318), (1954, 14659)]