2520672003

素因数分解:

$3^2\times {\mathrm{281}}^2\times {\mathrm{3547}}^1$

素因数の和:4115

約数の個数: 18

約数和(自身を含む): 3655004132

約数和(自身を除く): 1134332129

約数列:

[1, 3, 9, 281, 843, 2529, 3547, 10641, 31923, 78961, 236883, 710649, 996707, 2990121, 8970363, 280074667, 840224001, 2520672003]

約数ペア:

[(1, 2520672003), (3, 840224001), (9, 280074667), (281, 8970363), (843, 2990121), (2529, 996707), (3547, 710649), (10641, 236883), (31923, 78961)]