17890743

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{727}}^1$

素因数の和:1374

約数の個数: 16

約数和(自身を含む): 25765376

約数和(自身を除く): 7874633

約数列:

[1, 3, 13, 39, 631, 727, 1893, 2181, 8203, 9451, 24609, 28353, 458737, 1376211, 5963581, 17890743]

約数ペア:

[(1, 17890743), (3, 5963581), (13, 1376211), (39, 458737), (631, 28353), (727, 24609), (1893, 9451), (2181, 8203)]