870507

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{977}}^1$

素因数の和:1000

約数の個数: 20

約数和(自身を含む): 1420056

約数和(自身を除く): 549549

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 977, 2931, 8793, 10747, 26379, 32241, 79137, 96723, 290169, 870507]

約数ペア:

[(1, 870507), (3, 290169), (9, 96723), (11, 79137), (27, 32241), (33, 26379), (81, 10747), (99, 8793), (297, 2931), (891, 977)]