15299907

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 25472160

約数和(自身を除く): 10172253

約数列:

[1, 3, 7, 21, 29, 37, 49, 87, 97, 111, 147, 203, 259, 291, 609, 679, 777, 1073, 1421, 1813, 2037, 2813, 3219, 3589, 4263, 4753, 5439, 7511, 8439, 10767, 14259, 19691, 22533, 25123, 52577, 59073, 75369, 104081, 137837, 157731, 175861, 312243, 413511, 527583, 728567, 2185701, 5099969, 15299907]

約数ペア:

[(1, 15299907), (3, 5099969), (7, 2185701), (21, 728567), (29, 527583), (37, 413511), (49, 312243), (87, 175861), (97, 157731), (111, 137837), (147, 104081), (203, 75369), (259, 59073), (291, 52577), (609, 25123), (679, 22533), (777, 19691), (1073, 14259), (1421, 10767), (1813, 8439), (2037, 7511), (2813, 5439), (3219, 4753), (3589, 4263)]