2788875

素因数分解:

$3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 5240352

約数和(自身を除く): 2451477

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 67, 75, 111, 125, 185, 201, 225, 333, 335, 375, 555, 603, 925, 1005, 1125, 1665, 1675, 2479, 2775, 3015, 4625, 5025, 7437, 8325, 8375, 12395, 13875, 15075, 22311, 25125, 37185, 41625, 61975, 75375, 111555, 185925, 309875, 557775, 929625, 2788875]

約数ペア:

[(1, 2788875), (3, 929625), (5, 557775), (9, 309875), (15, 185925), (25, 111555), (37, 75375), (45, 61975), (67, 41625), (75, 37185), (111, 25125), (125, 22311), (185, 15075), (201, 13875), (225, 12395), (333, 8375), (335, 8325), (375, 7437), (555, 5025), (603, 4625), (925, 3015), (1005, 2775), (1125, 2479), (1665, 1675)]