887445

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 1742832

約数和(自身を除く): 855387

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 41, 45, 65, 111, 117, 123, 185, 195, 205, 333, 369, 481, 533, 555, 585, 615, 1443, 1517, 1599, 1665, 1845, 2405, 2665, 4329, 4551, 4797, 7215, 7585, 7995, 13653, 19721, 21645, 22755, 23985, 59163, 68265, 98605, 177489, 295815, 887445]

約数ペア:

[(1, 887445), (3, 295815), (5, 177489), (9, 98605), (13, 68265), (15, 59163), (37, 23985), (39, 22755), (41, 21645), (45, 19721), (65, 13653), (111, 7995), (117, 7585), (123, 7215), (185, 4797), (195, 4551), (205, 4329), (333, 2665), (369, 2405), (481, 1845), (533, 1665), (555, 1599), (585, 1517), (615, 1443)]