211316638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{25639}}^1$

素因数の和:25971

約数の個数: 16

約数和(自身を含む): 342447840

約数和(自身を除く): 131131202

約数列:

[1, 2, 13, 26, 317, 634, 4121, 8242, 25639, 51278, 333307, 666614, 8127563, 16255126, 105658319, 211316638]

約数ペア:

[(1, 211316638), (2, 105658319), (13, 16255126), (26, 8127563), (317, 666614), (634, 333307), (4121, 51278), (8242, 25639)]