90160821

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 132699840

約数和(自身を除く): 42539019

約数列:

[1, 3, 9, 97, 139, 291, 417, 743, 873, 1251, 2229, 6687, 13483, 40449, 72071, 103277, 121347, 216213, 309831, 648639, 929493, 10017869, 30053607, 90160821]

約数ペア:

[(1, 90160821), (3, 30053607), (9, 10017869), (97, 929493), (139, 648639), (291, 309831), (417, 216213), (743, 121347), (873, 103277), (1251, 72071), (2229, 40449), (6687, 13483)]