2891214

素因数分解:

$2^1\times 3^7\times {\mathrm{661}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 6514080

約数和(自身を除く): 3622866

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 661, 729, 1322, 1458, 1983, 2187, 3966, 4374, 5949, 11898, 17847, 35694, 53541, 107082, 160623, 321246, 481869, 963738, 1445607, 2891214]

約数ペア:

[(1, 2891214), (2, 1445607), (3, 963738), (6, 481869), (9, 321246), (18, 160623), (27, 107082), (54, 53541), (81, 35694), (162, 17847), (243, 11898), (486, 5949), (661, 4374), (729, 3966), (1322, 2187), (1458, 1983)]