216415855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1\times {\mathrm{2243}}^1$

素因数の和:3110

約数の個数: 16

約数和(自身を含む): 271434240

約数和(自身を除く): 55018385

約数列:

[1, 5, 23, 115, 839, 2243, 4195, 11215, 19297, 51589, 96485, 257945, 1881877, 9409385, 43283171, 216415855]

約数ペア:

[(1, 216415855), (5, 43283171), (23, 9409385), (115, 1881877), (839, 257945), (2243, 96485), (4195, 51589), (11215, 19297)]