617985

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 1108224

約数和(自身を除く): 490239

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 443, 465, 1329, 1395, 2215, 3987, 6645, 13733, 19935, 41199, 68665, 123597, 205995, 617985]

約数ペア:

[(1, 617985), (3, 205995), (5, 123597), (9, 68665), (15, 41199), (31, 19935), (45, 13733), (93, 6645), (155, 3987), (279, 2215), (443, 1395), (465, 1329)]