81261219053

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{2909}}^1\times {\mathrm{234743}}^1$

素因数の和:237676

約数の個数: 16

約数和(自身を含む): 98367125760

約数和(自身を除く): 17105906707

約数列:

[1, 7, 17, 119, 2909, 20363, 49453, 234743, 346171, 1643201, 3990631, 27934417, 682867387, 4780071709, 11608745579, 81261219053]

約数ペア:

[(1, 81261219053), (7, 11608745579), (17, 4780071709), (119, 682867387), (2909, 27934417), (20363, 3990631), (49453, 1643201), (234743, 346171)]