388639893315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^2\times {\mathrm{285997}}^1$

素因数の和:286168

約数の個数: 48

約数和(自身を含む): 667546787808

約数和(自身を除く): 278906894493

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 219, 255, 365, 1095, 1241, 3723, 5329, 6205, 15987, 18615, 26645, 79935, 90593, 271779, 285997, 452965, 857991, 1358895, 1429985, 4289955, 4861949, 14585847, 20877781, 24309745, 62633343, 72929235, 104388905, 313166715, 354922277, 1064766831, 1524078013, 1774611385, 4572234039, 5323834155, 7620390065, 22861170195, 25909326221, 77727978663, 129546631105, 388639893315]

約数ペア:

[(1, 388639893315), (3, 129546631105), (5, 77727978663), (15, 25909326221), (17, 22861170195), (51, 7620390065), (73, 5323834155), (85, 4572234039), (219, 1774611385), (255, 1524078013), (365, 1064766831), (1095, 354922277), (1241, 313166715), (3723, 104388905), (5329, 72929235), (6205, 62633343), (15987, 24309745), (18615, 20877781), (26645, 14585847), (79935, 4861949), (90593, 4289955), (271779, 1429985), (285997, 1358895), (452965, 857991)]