127690880463

素因数分解:

$3^4\times {\mathrm{491}}^1\times {\mathrm{3210653}}^1$

素因数の和:3211156

約数の個数: 20

約数和(自身を含む): 191136653928

約数和(自身を除く): 63445773465

約数列:

[1, 3, 9, 27, 81, 491, 1473, 4419, 13257, 39771, 3210653, 9631959, 28895877, 86687631, 260062893, 1576430623, 4729291869, 14187875607, 42563626821, 127690880463]

約数ペア:

[(1, 127690880463), (3, 42563626821), (9, 14187875607), (27, 4729291869), (81, 1576430623), (491, 260062893), (1473, 86687631), (4419, 28895877), (13257, 9631959), (39771, 3210653)]