12908973

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 23224320

約数和(自身を除く): 10315347

約数列:

[1, 3, 7, 11, 21, 29, 33, 41, 47, 77, 87, 123, 141, 203, 231, 287, 319, 329, 451, 517, 609, 861, 957, 987, 1189, 1353, 1363, 1551, 1927, 2233, 3157, 3567, 3619, 4089, 5781, 6699, 8323, 9471, 9541, 10857, 13079, 13489, 14993, 21197, 24969, 28623, 39237, 40467, 44979, 55883, 63591, 91553, 104951, 148379, 167649, 274659, 314853, 391181, 445137, 614713, 1173543, 1844139, 4302991, 12908973]

約数ペア:

[(1, 12908973), (3, 4302991), (7, 1844139), (11, 1173543), (21, 614713), (29, 445137), (33, 391181), (41, 314853), (47, 274659), (77, 167649), (87, 148379), (123, 104951), (141, 91553), (203, 63591), (231, 55883), (287, 44979), (319, 40467), (329, 39237), (451, 28623), (517, 24969), (609, 21197), (861, 14993), (957, 13489), (987, 13079), (1189, 10857), (1353, 9541), (1363, 9471), (1551, 8323), (1927, 6699), (2233, 5781), (3157, 4089), (3567, 3619)]