218516859

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10663}}^1$

素因数の和:10709

約数の個数: 40

約数和(自身を含む): 371619072

約数和(自身を除く): 153102213

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 253, 297, 621, 759, 891, 1863, 2277, 6831, 10663, 20493, 31989, 95967, 117293, 245249, 287901, 351879, 735747, 863703, 1055637, 2207241, 2697739, 3166911, 6621723, 8093217, 9500733, 19865169, 24279651, 72838953, 218516859]

約数ペア:

[(1, 218516859), (3, 72838953), (9, 24279651), (11, 19865169), (23, 9500733), (27, 8093217), (33, 6621723), (69, 3166911), (81, 2697739), (99, 2207241), (207, 1055637), (253, 863703), (297, 735747), (621, 351879), (759, 287901), (891, 245249), (1863, 117293), (2277, 95967), (6831, 31989), (10663, 20493)]