138038635

素因数分解:

$5^1\times 7^3\times {\mathrm{80489}}^1$

素因数の和:80515

約数の個数: 16

約数和(自身を含む): 193176000

約数和(自身を除く): 55137365

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 80489, 402445, 563423, 2817115, 3943961, 19719805, 27607727, 138038635]

約数ペア:

[(1, 138038635), (5, 27607727), (7, 19719805), (35, 3943961), (49, 2817115), (245, 563423), (343, 402445), (1715, 80489)]