2106775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 2928384

約数和(自身を除く): 821609

約数列:

[1, 5, 11, 25, 47, 55, 163, 235, 275, 517, 815, 1175, 1793, 2585, 4075, 7661, 8965, 12925, 38305, 44825, 84271, 191525, 421355, 2106775]

約数ペア:

[(1, 2106775), (5, 421355), (11, 191525), (25, 84271), (47, 44825), (55, 38305), (163, 12925), (235, 8965), (275, 7661), (517, 4075), (815, 2585), (1175, 1793)]