9921519

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 15155712

約数和(自身を除く): 5234193

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 827, 1333, 2481, 3999, 7443, 11997, 25637, 35561, 76911, 106683, 230733, 320049, 1102391, 3307173, 9921519]

約数ペア:

[(1, 9921519), (3, 3307173), (9, 1102391), (31, 320049), (43, 230733), (93, 106683), (129, 76911), (279, 35561), (387, 25637), (827, 11997), (1333, 7443), (2481, 3999)]