42781244

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{563}}^1$

素因数の和:746

約数の個数: 36

約数和(自身を含む): 82963272

約数和(自身を除く): 40182028

約数列:

[1, 2, 4, 11, 22, 44, 121, 157, 242, 314, 484, 563, 628, 1126, 1727, 2252, 3454, 6193, 6908, 12386, 18997, 24772, 37994, 68123, 75988, 88391, 136246, 176782, 272492, 353564, 972301, 1944602, 3889204, 10695311, 21390622, 42781244]

約数ペア:

[(1, 42781244), (2, 21390622), (4, 10695311), (11, 3889204), (22, 1944602), (44, 972301), (121, 353564), (157, 272492), (242, 176782), (314, 136246), (484, 88391), (563, 75988), (628, 68123), (1126, 37994), (1727, 24772), (2252, 18997), (3454, 12386), (6193, 6908)]