140207815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 190273536

約数和(自身を除く): 50065721

約数列:

[1, 5, 11, 47, 55, 73, 235, 365, 517, 743, 803, 2585, 3431, 3715, 4015, 8173, 17155, 34921, 37741, 40865, 54239, 174605, 188705, 271195, 384131, 596629, 1920655, 2549233, 2983145, 12746165, 28041563, 140207815]

約数ペア:

[(1, 140207815), (5, 28041563), (11, 12746165), (47, 2983145), (55, 2549233), (73, 1920655), (235, 596629), (365, 384131), (517, 271195), (743, 188705), (803, 174605), (2585, 54239), (3431, 40865), (3715, 37741), (4015, 34921), (8173, 17155)]