81337295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{29101}}^1$

素因数の和:29162

約数の個数: 16

約数和(自身を含む): 107560992

約数和(自身を除く): 26223697

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 29101, 145505, 378313, 1251343, 1891565, 6256715, 16267459, 81337295]

約数ペア:

[(1, 81337295), (5, 16267459), (13, 6256715), (43, 1891565), (65, 1251343), (215, 378313), (559, 145505), (2795, 29101)]