4757571

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 8741824

約数和(自身を除く): 3984253

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 157, 259, 273, 333, 471, 481, 777, 819, 1099, 1413, 1443, 2041, 2331, 3297, 3367, 4329, 5809, 6123, 9891, 10101, 14287, 17427, 18369, 30303, 40663, 42861, 52281, 75517, 121989, 128583, 226551, 365967, 528619, 679653, 1585857, 4757571]

約数ペア:

[(1, 4757571), (3, 1585857), (7, 679653), (9, 528619), (13, 365967), (21, 226551), (37, 128583), (39, 121989), (63, 75517), (91, 52281), (111, 42861), (117, 40663), (157, 30303), (259, 18369), (273, 17427), (333, 14287), (471, 10101), (481, 9891), (777, 6123), (819, 5809), (1099, 4329), (1413, 3367), (1443, 3297), (2041, 2331)]