64724793

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{42221}}^1$

素因数の和:42304

約数の個数: 16

約数和(自身を含む): 99981696

約数和(自身を除く): 35256903

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 42221, 126663, 295547, 886641, 3082133, 9246399, 21574931, 64724793]

約数ペア:

[(1, 64724793), (3, 21574931), (7, 9246399), (21, 3082133), (73, 886641), (219, 295547), (511, 126663), (1533, 42221)]