56980755

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 107059680

約数和(自身を除く): 50078925

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 257, 379, 585, 771, 1137, 1285, 1895, 2313, 3341, 3411, 3855, 4927, 5685, 10023, 11565, 14781, 16705, 17055, 24635, 30069, 44343, 50115, 73905, 97403, 150345, 221715, 292209, 487015, 876627, 1266239, 1461045, 3798717, 4383135, 6331195, 11396151, 18993585, 56980755]

約数ペア:

[(1, 56980755), (3, 18993585), (5, 11396151), (9, 6331195), (13, 4383135), (15, 3798717), (39, 1461045), (45, 1266239), (65, 876627), (117, 487015), (195, 292209), (257, 221715), (379, 150345), (585, 97403), (771, 73905), (1137, 50115), (1285, 44343), (1895, 30069), (2313, 24635), (3341, 17055), (3411, 16705), (3855, 14781), (4927, 11565), (5685, 10023)]