31898035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28867}}^1$

素因数の和:28902

約数の個数: 16

約数和(自身を含む): 43648416

約数和(自身を除く): 11750381

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 28867, 144335, 375271, 490739, 1876355, 2453695, 6379607, 31898035]

約数ペア:

[(1, 31898035), (5, 6379607), (13, 2453695), (17, 1876355), (65, 490739), (85, 375271), (221, 144335), (1105, 28867)]