89123985

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42139}}^1$

素因数の和:42197

約数の個数: 24

約数和(自身を含む): 157772160

約数和(自身を除く): 68648175

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 42139, 126417, 210695, 379251, 632085, 1896255, 1980533, 5941599, 9902665, 17824797, 29707995, 89123985]

約数ペア:

[(1, 89123985), (3, 29707995), (5, 17824797), (9, 9902665), (15, 5941599), (45, 1980533), (47, 1896255), (141, 632085), (235, 379251), (423, 210695), (705, 126417), (2115, 42139)]