1993719

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 3351040

約数和(自身を除く): 1357321

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 109, 201, 273, 327, 469, 763, 871, 1407, 1417, 2289, 2613, 4251, 6097, 7303, 9919, 18291, 21909, 29757, 51121, 94939, 153363, 284817, 664573, 1993719]

約数ペア:

[(1, 1993719), (3, 664573), (7, 284817), (13, 153363), (21, 94939), (39, 51121), (67, 29757), (91, 21909), (109, 18291), (201, 9919), (273, 7303), (327, 6097), (469, 4251), (763, 2613), (871, 2289), (1407, 1417)]