7197021

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 11302200

約数和(自身を除く): 4105179

約数列:

[1, 3, 9, 13, 39, 117, 137, 411, 449, 1233, 1347, 1781, 4041, 5343, 5837, 16029, 17511, 52533, 61513, 184539, 553617, 799669, 2399007, 7197021]

約数ペア:

[(1, 7197021), (3, 2399007), (9, 799669), (13, 553617), (39, 184539), (117, 61513), (137, 52533), (411, 17511), (449, 16029), (1233, 5837), (1347, 5343), (1781, 4041)]