81315288

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59441}}^1$

素因数の和:59472

約数の個数: 48

約数和(自身を含む): 231823800

約数和(自身を除く): 150508512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 59441, 118882, 178323, 237764, 356646, 475528, 534969, 713292, 1069938, 1129379, 1426584, 2139876, 2258758, 3388137, 4279752, 4517516, 6776274, 9035032, 10164411, 13552548, 20328822, 27105096, 40657644, 81315288]

約数ペア:

[(1, 81315288), (2, 40657644), (3, 27105096), (4, 20328822), (6, 13552548), (8, 10164411), (9, 9035032), (12, 6776274), (18, 4517516), (19, 4279752), (24, 3388137), (36, 2258758), (38, 2139876), (57, 1426584), (72, 1129379), (76, 1069938), (114, 713292), (152, 534969), (171, 475528), (228, 356646), (342, 237764), (456, 178323), (684, 118882), (1368, 59441)]