2540679

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:574

約数の個数: 16

約数和(自身を含む): 3560448

約数和(自身を除く): 1019769

約数列:

[1, 3, 37, 47, 111, 141, 487, 1461, 1739, 5217, 18019, 22889, 54057, 68667, 846893, 2540679]

約数ペア:

[(1, 2540679), (3, 846893), (37, 68667), (47, 54057), (111, 22889), (141, 18019), (487, 5217), (1461, 1739)]