129749470

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{177739}}^1$

素因数の和:177819

約数の個数: 16

約数和(自身を含む): 236749680

約数和(自身を除く): 107000210

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 177739, 355478, 888695, 1777390, 12974947, 25949894, 64874735, 129749470]

約数ペア:

[(1, 129749470), (2, 64874735), (5, 25949894), (10, 12974947), (73, 1777390), (146, 888695), (365, 355478), (730, 177739)]