889901991

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{10663}}^1$

素因数の和:10964

約数の個数: 32

約数和(自身を含む): 1443479040

約数和(自身を除く): 553577049

約数列:

[1, 3, 9, 11, 27, 33, 99, 281, 297, 843, 2529, 3091, 7587, 9273, 10663, 27819, 31989, 83457, 95967, 117293, 287901, 351879, 1055637, 2996303, 3166911, 8988909, 26966727, 32959333, 80900181, 98877999, 296633997, 889901991]

約数ペア:

[(1, 889901991), (3, 296633997), (9, 98877999), (11, 80900181), (27, 32959333), (33, 26966727), (99, 8988909), (281, 3166911), (297, 2996303), (843, 1055637), (2529, 351879), (3091, 287901), (7587, 117293), (9273, 95967), (10663, 83457), (27819, 31989)]