664716962

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{541}}^1$

素因数の和:763

約数の個数: 64

約数和(自身を含む): 1266042624

約数和(自身を除く): 601325662

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 157, 182, 301, 314, 541, 559, 602, 1082, 1099, 1118, 2041, 2198, 3787, 3913, 4082, 6751, 7033, 7574, 7826, 13502, 14066, 14287, 23263, 28574, 46526, 47257, 49231, 84937, 87763, 94514, 98462, 162841, 169874, 175526, 302419, 325682, 594559, 604838, 614341, 1104181, 1189118, 1228682, 2116933, 2208362, 3652291, 4233866, 7304582, 7729267, 15458534, 25566037, 47479783, 51132074, 94959566, 332358481, 664716962]

約数ペア:

[(1, 664716962), (2, 332358481), (7, 94959566), (13, 51132074), (14, 47479783), (26, 25566037), (43, 15458534), (86, 7729267), (91, 7304582), (157, 4233866), (182, 3652291), (301, 2208362), (314, 2116933), (541, 1228682), (559, 1189118), (602, 1104181), (1082, 614341), (1099, 604838), (1118, 594559), (2041, 325682), (2198, 302419), (3787, 175526), (3913, 169874), (4082, 162841), (6751, 98462), (7033, 94514), (7574, 87763), (7826, 84937), (13502, 49231), (14066, 47257), (14287, 46526), (23263, 28574)]