29940291

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{1979}}^1$

素因数の和:2067

約数の個数: 18

約数和(自身を含む): 44350020

約数和(自身を除く): 14409729

約数列:

[1, 3, 9, 41, 123, 369, 1681, 1979, 5043, 5937, 15129, 17811, 81139, 243417, 730251, 3326699, 9980097, 29940291]

約数ペア:

[(1, 29940291), (3, 9980097), (9, 3326699), (41, 730251), (123, 243417), (369, 81139), (1681, 17811), (1979, 15129), (5043, 5937)]