71903455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65071}}^1$

素因数の和:65106

約数の個数: 16

約数和(自身を含む): 98388864

約数和(自身を除く): 26485409

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 65071, 325355, 845923, 1106207, 4229615, 5531035, 14380691, 71903455]

約数ペア:

[(1, 71903455), (5, 14380691), (13, 5531035), (17, 4229615), (65, 1106207), (85, 845923), (221, 325355), (1105, 65071)]