15605325

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 29214400

約数和(自身を除く): 13609075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 379, 549, 675, 915, 1137, 1525, 1647, 1895, 2745, 3411, 4575, 5685, 8235, 9475, 10233, 13725, 17055, 23119, 28425, 41175, 51165, 69357, 85275, 115595, 208071, 255825, 346785, 577975, 624213, 1040355, 1733925, 3121065, 5201775, 15605325]

約数ペア:

[(1, 15605325), (3, 5201775), (5, 3121065), (9, 1733925), (15, 1040355), (25, 624213), (27, 577975), (45, 346785), (61, 255825), (75, 208071), (135, 115595), (183, 85275), (225, 69357), (305, 51165), (379, 41175), (549, 28425), (675, 23119), (915, 17055), (1137, 13725), (1525, 10233), (1647, 9475), (1895, 8235), (2745, 5685), (3411, 4575)]