397156905

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2311}}^1$

素因数の和:2411

約数の個数: 64

約数和(自身を含む): 754636800

約数和(自身を除く): 357479895

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 67, 95, 135, 171, 201, 285, 335, 513, 603, 855, 1005, 1273, 1809, 2311, 2565, 3015, 3819, 6365, 6933, 9045, 11457, 11555, 19095, 20799, 34371, 34665, 43909, 57285, 62397, 103995, 131727, 154837, 171855, 219545, 311985, 395181, 464511, 658635, 774185, 1185543, 1393533, 1975905, 2322555, 2941903, 4180599, 5927715, 6967665, 8825709, 14709515, 20902995, 26477127, 44128545, 79431381, 132385635, 397156905]

約数ペア:

[(1, 397156905), (3, 132385635), (5, 79431381), (9, 44128545), (15, 26477127), (19, 20902995), (27, 14709515), (45, 8825709), (57, 6967665), (67, 5927715), (95, 4180599), (135, 2941903), (171, 2322555), (201, 1975905), (285, 1393533), (335, 1185543), (513, 774185), (603, 658635), (855, 464511), (1005, 395181), (1273, 311985), (1809, 219545), (2311, 171855), (2565, 154837), (3015, 131727), (3819, 103995), (6365, 62397), (6933, 57285), (9045, 43909), (11457, 34665), (11555, 34371), (19095, 20799)]