521193075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18433}}^1$

素因数の和:18488

約数の個数: 48

約数和(自身を含む): 960042720

約数和(自身を除く): 438849645

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 435, 725, 975, 1131, 1885, 2175, 5655, 9425, 18433, 28275, 55299, 92165, 239629, 276495, 460825, 534557, 718887, 1198145, 1382475, 1603671, 2672785, 3594435, 5990725, 6949241, 8018355, 13363925, 17972175, 20847723, 34746205, 40091775, 104238615, 173731025, 521193075]

約数ペア:

[(1, 521193075), (3, 173731025), (5, 104238615), (13, 40091775), (15, 34746205), (25, 20847723), (29, 17972175), (39, 13363925), (65, 8018355), (75, 6949241), (87, 5990725), (145, 3594435), (195, 2672785), (325, 1603671), (377, 1382475), (435, 1198145), (725, 718887), (975, 534557), (1131, 460825), (1885, 276495), (2175, 239629), (5655, 92165), (9425, 55299), (18433, 28275)]