15090975

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 28172800

約数和(自身を除く): 13081825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 283, 395, 675, 711, 849, 1185, 1415, 1975, 2133, 2547, 3555, 4245, 5925, 7075, 7641, 10665, 12735, 17775, 21225, 22357, 38205, 53325, 63675, 67071, 111785, 191025, 201213, 335355, 558925, 603639, 1006065, 1676775, 3018195, 5030325, 15090975]

約数ペア:

[(1, 15090975), (3, 5030325), (5, 3018195), (9, 1676775), (15, 1006065), (25, 603639), (27, 558925), (45, 335355), (75, 201213), (79, 191025), (135, 111785), (225, 67071), (237, 63675), (283, 53325), (395, 38205), (675, 22357), (711, 21225), (849, 17775), (1185, 12735), (1415, 10665), (1975, 7641), (2133, 7075), (2547, 5925), (3555, 4245)]