71271395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{64499}}^1$

素因数の和:64534

約数の個数: 16

約数和(自身を含む): 97524000

約数和(自身を除く): 26252605

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 64499, 322495, 838487, 1096483, 4192435, 5482415, 14254279, 71271395]

約数ペア:

[(1, 71271395), (5, 14254279), (13, 5482415), (17, 4192435), (65, 1096483), (85, 838487), (221, 322495), (1105, 64499)]