23428575

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 43821600

約数和(自身を除く): 20393025

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 569, 675, 915, 1525, 1647, 1707, 2745, 2845, 4575, 5121, 8235, 8535, 13725, 14225, 15363, 25605, 34709, 41175, 42675, 76815, 104127, 128025, 173545, 312381, 384075, 520635, 867725, 937143, 1561905, 2603175, 4685715, 7809525, 23428575]

約数ペア:

[(1, 23428575), (3, 7809525), (5, 4685715), (9, 2603175), (15, 1561905), (25, 937143), (27, 867725), (45, 520635), (61, 384075), (75, 312381), (135, 173545), (183, 128025), (225, 104127), (305, 76815), (549, 42675), (569, 41175), (675, 34709), (915, 25605), (1525, 15363), (1647, 14225), (1707, 13725), (2745, 8535), (2845, 8235), (4575, 5121)]