64421643

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6529}}^1$

素因数の和:6579

約数の個数: 32

約数和(自身を含む): 105315840

約数和(自身を除く): 40894197

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 143, 253, 299, 429, 759, 897, 3289, 6529, 9867, 19587, 71819, 84877, 150167, 215457, 254631, 450501, 933647, 1651837, 1952171, 2800941, 4955511, 5856513, 21473881, 64421643]

約数ペア:

[(1, 64421643), (3, 21473881), (11, 5856513), (13, 4955511), (23, 2800941), (33, 1952171), (39, 1651837), (69, 933647), (143, 450501), (253, 254631), (299, 215457), (429, 150167), (759, 84877), (897, 71819), (3289, 19587), (6529, 9867)]