64706551

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 81164160

約数和(自身を除く): 16457609

約数列:

[1, 7, 13, 83, 91, 169, 581, 659, 1079, 1183, 4613, 7553, 8567, 14027, 54697, 59969, 98189, 111371, 382879, 711061, 779597, 4977427, 9243793, 64706551]

約数ペア:

[(1, 64706551), (7, 9243793), (13, 4977427), (83, 779597), (91, 711061), (169, 382879), (581, 111371), (659, 98189), (1079, 59969), (1183, 54697), (4613, 14027), (7553, 8567)]