2912808381

素因数分解:

$3^1\times 7^2\times {\mathrm{1571}}^1\times {\mathrm{12613}}^1$

素因数の和:14201

約数の個数: 24

約数和(自身を含む): 4521059424

約数和(自身を除く): 1608251043

約数列:

[1, 3, 7, 21, 49, 147, 1571, 4713, 10997, 12613, 32991, 37839, 76979, 88291, 230937, 264873, 618037, 1854111, 19815023, 59445069, 138705161, 416115483, 970936127, 2912808381]

約数ペア:

[(1, 2912808381), (3, 970936127), (7, 416115483), (21, 138705161), (49, 59445069), (147, 19815023), (1571, 1854111), (4713, 618037), (10997, 264873), (12613, 230937), (32991, 88291), (37839, 76979)]