271796679

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 510187392

約数和(自身を除く): 238390713

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 49, 63, 77, 99, 129, 147, 231, 301, 387, 441, 473, 539, 693, 903, 1303, 1419, 1617, 2107, 2709, 3311, 3909, 4257, 4851, 6321, 9121, 9933, 11727, 14333, 18963, 23177, 27363, 29799, 42999, 56029, 63847, 69531, 82089, 100331, 128997, 168087, 191541, 208593, 300993, 392203, 504261, 574623, 616319, 702317, 902979, 1176609, 1848957, 2106951, 2745421, 3529827, 4314233, 5546871, 6320853, 8236263, 12942699, 24708789, 30199631, 38828097, 90598893, 271796679]

約数ペア:

[(1, 271796679), (3, 90598893), (7, 38828097), (9, 30199631), (11, 24708789), (21, 12942699), (33, 8236263), (43, 6320853), (49, 5546871), (63, 4314233), (77, 3529827), (99, 2745421), (129, 2106951), (147, 1848957), (231, 1176609), (301, 902979), (387, 702317), (441, 616319), (473, 574623), (539, 504261), (693, 392203), (903, 300993), (1303, 208593), (1419, 191541), (1617, 168087), (2107, 128997), (2709, 100331), (3311, 82089), (3909, 69531), (4257, 63847), (4851, 56029), (6321, 42999), (9121, 29799), (9933, 27363), (11727, 23177), (14333, 18963)]