2190591

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:180

約数の個数: 24

約数和(自身を含む): 3539760

約数和(自身を除く): 1349169

約数列:

[1, 3, 9, 13, 27, 39, 79, 117, 237, 351, 711, 1027, 2133, 3081, 6241, 9243, 18723, 27729, 56169, 81133, 168507, 243399, 730197, 2190591]

約数ペア:

[(1, 2190591), (3, 730197), (9, 243399), (13, 168507), (27, 81133), (39, 56169), (79, 27729), (117, 18723), (237, 9243), (351, 6241), (711, 3081), (1027, 2133)]