38631775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16981}}^1$

素因数の和:17011

約数の個数: 24

約数和(自身を含む): 58961504

約数和(自身を除く): 20329729

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 16981, 84905, 118867, 220753, 424525, 594335, 1103765, 1545271, 2971675, 5518825, 7726355, 38631775]

約数ペア:

[(1, 38631775), (5, 7726355), (7, 5518825), (13, 2971675), (25, 1545271), (35, 1103765), (65, 594335), (91, 424525), (175, 220753), (325, 118867), (455, 84905), (2275, 16981)]