15801225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 28926720

約数和(自身を除く): 13125495

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 107, 165, 179, 275, 321, 535, 537, 825, 895, 1177, 1605, 1969, 2675, 2685, 3531, 4475, 5885, 5907, 8025, 9845, 13425, 17655, 19153, 29425, 29535, 49225, 57459, 88275, 95765, 147675, 210683, 287295, 478825, 632049, 1053415, 1436475, 3160245, 5267075, 15801225]

約数ペア:

[(1, 15801225), (3, 5267075), (5, 3160245), (11, 1436475), (15, 1053415), (25, 632049), (33, 478825), (55, 287295), (75, 210683), (107, 147675), (165, 95765), (179, 88275), (275, 57459), (321, 49225), (535, 29535), (537, 29425), (825, 19153), (895, 17655), (1177, 13425), (1605, 9845), (1969, 8025), (2675, 5907), (2685, 5885), (3531, 4475)]