2191251

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1039}}^1$

素因数の和:1098

約数の個数: 16

約数和(自身を含む): 3161600

約数和(自身を除く): 970349

約数列:

[1, 3, 19, 37, 57, 111, 703, 1039, 2109, 3117, 19741, 38443, 59223, 115329, 730417, 2191251]

約数ペア:

[(1, 2191251), (3, 730417), (19, 115329), (37, 59223), (57, 38443), (111, 19741), (703, 3117), (1039, 2109)]