491159428

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 905814000

約数和(自身を除く): 414654572

約数列:

[1, 2, 4, 29, 58, 116, 149, 157, 181, 298, 314, 362, 596, 628, 724, 4321, 4553, 5249, 8642, 9106, 10498, 17284, 18212, 20996, 23393, 26969, 28417, 46786, 53938, 56834, 93572, 107876, 113668, 678397, 782101, 824093, 1356794, 1564202, 1648186, 2713588, 3128404, 3296372, 4234133, 8468266, 16936532, 122789857, 245579714, 491159428]

約数ペア:

[(1, 491159428), (2, 245579714), (4, 122789857), (29, 16936532), (58, 8468266), (116, 4234133), (149, 3296372), (157, 3128404), (181, 2713588), (298, 1648186), (314, 1564202), (362, 1356794), (596, 824093), (628, 782101), (724, 678397), (4321, 113668), (4553, 107876), (5249, 93572), (8642, 56834), (9106, 53938), (10498, 46786), (17284, 28417), (18212, 26969), (20996, 23393)]