17931387

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{607}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 24611840

約数和(自身を除く): 6680453

約数列:

[1, 3, 43, 129, 229, 607, 687, 1821, 9847, 26101, 29541, 78303, 139003, 417009, 5977129, 17931387]

約数ペア:

[(1, 17931387), (3, 5977129), (43, 417009), (129, 139003), (229, 78303), (607, 29541), (687, 26101), (1821, 9847)]