123921009

素因数分解:

$3^5\times {\mathrm{509963}}^1$

素因数の和:509978

約数の個数: 12

約数和(自身を含む): 185626896

約数和(自身を除く): 61705887

約数列:

[1, 3, 9, 27, 81, 243, 509963, 1529889, 4589667, 13769001, 41307003, 123921009]

約数ペア:

[(1, 123921009), (3, 41307003), (9, 13769001), (27, 4589667), (81, 1529889), (243, 509963)]