7878798

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 17821440

約数和(自身を除く): 9942642

約数列:

[1, 2, 3, 6, 9, 18, 47, 67, 94, 134, 139, 141, 201, 278, 282, 402, 417, 423, 603, 834, 846, 1206, 1251, 2502, 3149, 6298, 6533, 9313, 9447, 13066, 18626, 18894, 19599, 27939, 28341, 39198, 55878, 56682, 58797, 83817, 117594, 167634, 437711, 875422, 1313133, 2626266, 3939399, 7878798]

約数ペア:

[(1, 7878798), (2, 3939399), (3, 2626266), (6, 1313133), (9, 875422), (18, 437711), (47, 167634), (67, 117594), (94, 83817), (134, 58797), (139, 56682), (141, 55878), (201, 39198), (278, 28341), (282, 27939), (402, 19599), (417, 18894), (423, 18626), (603, 13066), (834, 9447), (846, 9313), (1206, 6533), (1251, 6298), (2502, 3149)]