1722604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 3282608

約数和(自身を除く): 1560004

約数列:

[1, 2, 4, 13, 26, 52, 157, 211, 314, 422, 628, 844, 2041, 2743, 4082, 5486, 8164, 10972, 33127, 66254, 132508, 430651, 861302, 1722604]

約数ペア:

[(1, 1722604), (2, 861302), (4, 430651), (13, 132508), (26, 66254), (52, 33127), (157, 10972), (211, 8164), (314, 5486), (422, 4082), (628, 2743), (844, 2041)]