42157735

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{12641}}^1$

素因数の和:12698

約数の個数: 16

約数和(自身を含む): 54613440

約数和(自身を除く): 12455705

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 12641, 63205, 290743, 366589, 1453715, 1832945, 8431547, 42157735]

約数ペア:

[(1, 42157735), (5, 8431547), (23, 1832945), (29, 1453715), (115, 366589), (145, 290743), (667, 63205), (3335, 12641)]