171489879

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{977}}^1$

素因数の和:1197

約数の個数: 40

約数和(自身を含む): 281171088

約数和(自身を除く): 109681209

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 197, 297, 591, 891, 977, 1773, 2167, 2931, 5319, 6501, 8793, 10747, 15957, 19503, 26379, 32241, 58509, 79137, 96723, 175527, 192469, 290169, 577407, 870507, 1732221, 2117159, 5196663, 6351477, 15589989, 19054431, 57163293, 171489879]

約数ペア:

[(1, 171489879), (3, 57163293), (9, 19054431), (11, 15589989), (27, 6351477), (33, 5196663), (81, 2117159), (99, 1732221), (197, 870507), (297, 577407), (591, 290169), (891, 192469), (977, 175527), (1773, 96723), (2167, 79137), (2931, 58509), (5319, 32241), (6501, 26379), (8793, 19503), (10747, 15957)]