190250721

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{419}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 287884800

約数和(自身を除く): 97634079

約数列:

[1, 3, 9, 27, 67, 201, 251, 419, 603, 753, 1257, 1809, 2259, 3771, 6777, 11313, 16817, 28073, 50451, 84219, 105169, 151353, 252657, 315507, 454059, 757971, 946521, 2839563, 7046323, 21138969, 63416907, 190250721]

約数ペア:

[(1, 190250721), (3, 63416907), (9, 21138969), (27, 7046323), (67, 2839563), (201, 946521), (251, 757971), (419, 454059), (603, 315507), (753, 252657), (1257, 151353), (1809, 105169), (2259, 84219), (3771, 50451), (6777, 28073), (11313, 16817)]