153397205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{138821}}^1$

素因数の和:138856

約数の個数: 16

約数和(自身を含む): 209898864

約数和(自身を除く): 56501659

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 138821, 694105, 1804673, 2359957, 9023365, 11799785, 30679441, 153397205]

約数ペア:

[(1, 153397205), (5, 30679441), (13, 11799785), (17, 9023365), (65, 2359957), (85, 1804673), (221, 694105), (1105, 138821)]