28993447

素因数分解:

$7^3\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:775

約数の個数: 16

約数和(自身を含む): 34113600

約数和(自身を除く): 5120153

約数列:

[1, 7, 49, 137, 343, 617, 959, 4319, 6713, 30233, 46991, 84529, 211631, 591703, 4141921, 28993447]

約数ペア:

[(1, 28993447), (7, 4141921), (49, 591703), (137, 211631), (343, 84529), (617, 46991), (959, 30233), (4319, 6713)]