27227277

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 49645440

約数和(自身を除く): 22418163

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 101, 231, 303, 389, 693, 707, 909, 1111, 1167, 2121, 2723, 3333, 3501, 4279, 6363, 7777, 8169, 9999, 12837, 23331, 24507, 29953, 38511, 39289, 69993, 89859, 117867, 269577, 275023, 353601, 432179, 825069, 1296537, 2475207, 3025253, 3889611, 9075759, 27227277]

約数ペア:

[(1, 27227277), (3, 9075759), (7, 3889611), (9, 3025253), (11, 2475207), (21, 1296537), (33, 825069), (63, 432179), (77, 353601), (99, 275023), (101, 269577), (231, 117867), (303, 89859), (389, 69993), (693, 39289), (707, 38511), (909, 29953), (1111, 24507), (1167, 23331), (2121, 12837), (2723, 9999), (3333, 8169), (3501, 7777), (4279, 6363)]