168308931

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 260587008

約数和(自身を除く): 92278077

約数列:

[1, 3, 7, 21, 131, 193, 317, 393, 579, 917, 951, 1351, 2219, 2751, 4053, 6657, 25283, 41527, 61181, 75849, 124581, 176981, 183543, 290689, 428267, 530943, 872067, 1284801, 8014711, 24044133, 56102977, 168308931]

約数ペア:

[(1, 168308931), (3, 56102977), (7, 24044133), (21, 8014711), (131, 1284801), (193, 872067), (317, 530943), (393, 428267), (579, 290689), (917, 183543), (951, 176981), (1351, 124581), (2219, 75849), (2751, 61181), (4053, 41527), (6657, 25283)]