685579778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 1194721920

約数和(自身を除く): 509142142

約数列:

[1, 2, 13, 26, 29, 41, 58, 67, 82, 134, 331, 377, 533, 662, 754, 871, 1066, 1189, 1742, 1943, 2378, 2747, 3886, 4303, 5494, 8606, 9599, 13571, 15457, 19198, 22177, 25259, 27142, 30914, 35711, 44354, 50518, 71422, 79663, 124787, 159326, 176423, 249574, 288301, 352846, 393559, 576602, 643133, 787118, 909257, 1035619, 1286266, 1818514, 2071238, 5116267, 8360729, 10232534, 11820341, 16721458, 23640682, 26368453, 52736906, 342789889, 685579778]

約数ペア:

[(1, 685579778), (2, 342789889), (13, 52736906), (26, 26368453), (29, 23640682), (41, 16721458), (58, 11820341), (67, 10232534), (82, 8360729), (134, 5116267), (331, 2071238), (377, 1818514), (533, 1286266), (662, 1035619), (754, 909257), (871, 787118), (1066, 643133), (1189, 576602), (1742, 393559), (1943, 352846), (2378, 288301), (2747, 249574), (3886, 176423), (4303, 159326), (5494, 124787), (8606, 79663), (9599, 71422), (13571, 50518), (15457, 44354), (19198, 35711), (22177, 30914), (25259, 27142)]