15298731

素因数分解:

$3^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:440

約数の個数: 36

約数和(自身を含む): 26017992

約数和(自身を除く): 10719261

約数列:

[1, 3, 7, 9, 21, 49, 63, 113, 147, 307, 339, 441, 791, 921, 1017, 2149, 2373, 2763, 5537, 6447, 7119, 15043, 16611, 19341, 34691, 45129, 49833, 104073, 135387, 242837, 312219, 728511, 1699859, 2185533, 5099577, 15298731]

約数ペア:

[(1, 15298731), (3, 5099577), (7, 2185533), (9, 1699859), (21, 728511), (49, 312219), (63, 242837), (113, 135387), (147, 104073), (307, 49833), (339, 45129), (441, 34691), (791, 19341), (921, 16611), (1017, 15043), (2149, 7119), (2373, 6447), (2763, 5537)]