311944377

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 445132800

約数和(自身を除く): 133188423

約数列:

[1, 3, 23, 69, 79, 89, 237, 267, 643, 1817, 1929, 2047, 5451, 6141, 7031, 14789, 21093, 44367, 50797, 57227, 152391, 161713, 171681, 485139, 1168331, 1316221, 3504993, 3948663, 4520933, 13562799, 103981459, 311944377]

約数ペア:

[(1, 311944377), (3, 103981459), (23, 13562799), (69, 4520933), (79, 3948663), (89, 3504993), (237, 1316221), (267, 1168331), (643, 485139), (1817, 171681), (1929, 161713), (2047, 152391), (5451, 57227), (6141, 50797), (7031, 44367), (14789, 21093)]