15565797

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 25276160

約数和(自身を除く): 9710363

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 727, 793, 1647, 2181, 2379, 6543, 7137, 9451, 19629, 21411, 28353, 44347, 85059, 133041, 255177, 399123, 576511, 1197369, 1729533, 5188599, 15565797]

約数ペア:

[(1, 15565797), (3, 5188599), (9, 1729533), (13, 1197369), (27, 576511), (39, 399123), (61, 255177), (117, 133041), (183, 85059), (351, 44347), (549, 28353), (727, 21411), (793, 19629), (1647, 9451), (2181, 7137), (2379, 6543)]