65721089

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{641}}^1$

素因数の和:896

約数の個数: 16

約数和(自身を含む): 76505856

約数和(自身を除く): 10784767

約数列:

[1, 7, 97, 151, 641, 679, 1057, 4487, 14647, 62177, 96791, 102529, 435239, 677537, 9388727, 65721089]

約数ペア:

[(1, 65721089), (7, 9388727), (97, 677537), (151, 435239), (641, 102529), (679, 96791), (1057, 62177), (4487, 14647)]