421218895

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 532180656

約数和(自身を除く): 110961761

約数列:

[1, 5, 23, 115, 163, 529, 815, 977, 2645, 3749, 4885, 18745, 22471, 86227, 112355, 159251, 431135, 516833, 796255, 2584165, 3662773, 18313865, 84243779, 421218895]

約数ペア:

[(1, 421218895), (5, 84243779), (23, 18313865), (115, 3662773), (163, 2584165), (529, 796255), (815, 516833), (977, 431135), (2645, 159251), (3749, 112355), (4885, 86227), (18745, 22471)]