261034875

素因数分解:

$3^2\times 5^3\times {\mathrm{331}}^1\times {\mathrm{701}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 472653792

約数和(自身を除く): 211618917

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 331, 375, 701, 993, 1125, 1655, 2103, 2979, 3505, 4965, 6309, 8275, 10515, 14895, 17525, 24825, 31545, 41375, 52575, 74475, 87625, 124125, 157725, 232031, 262875, 372375, 696093, 788625, 1160155, 2088279, 3480465, 5800775, 10441395, 17402325, 29003875, 52206975, 87011625, 261034875]

約数ペア:

[(1, 261034875), (3, 87011625), (5, 52206975), (9, 29003875), (15, 17402325), (25, 10441395), (45, 5800775), (75, 3480465), (125, 2088279), (225, 1160155), (331, 788625), (375, 696093), (701, 372375), (993, 262875), (1125, 232031), (1655, 157725), (2103, 124125), (2979, 87625), (3505, 74475), (4965, 52575), (6309, 41375), (8275, 31545), (10515, 24825), (14895, 17525)]