390696579

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12893}}^1$

素因数の和:12956

約数の個数: 48

約数和(自身を含む): 713399232

約数和(自身を除く): 322702653

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 333, 481, 777, 819, 1443, 2331, 3367, 4329, 10101, 12893, 30303, 38679, 90251, 116037, 167609, 270753, 477041, 502827, 812259, 1173263, 1431123, 1508481, 3339287, 3519789, 4293369, 6201533, 10017861, 10559367, 18604599, 30053583, 43410731, 55813797, 130232193, 390696579]

約数ペア:

[(1, 390696579), (3, 130232193), (7, 55813797), (9, 43410731), (13, 30053583), (21, 18604599), (37, 10559367), (39, 10017861), (63, 6201533), (91, 4293369), (111, 3519789), (117, 3339287), (259, 1508481), (273, 1431123), (333, 1173263), (481, 812259), (777, 502827), (819, 477041), (1443, 270753), (2331, 167609), (3367, 116037), (4329, 90251), (10101, 38679), (12893, 30303)]