201941721

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{47639}}^1$

素因数の和:47805

約数の個数: 16

約数和(自身を含む): 301084800

約数和(自身を除く): 99143079

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 47639, 142917, 428751, 1286253, 7479323, 22437969, 67313907, 201941721]

約数ペア:

[(1, 201941721), (3, 67313907), (9, 22437969), (27, 7479323), (157, 1286253), (471, 428751), (1413, 142917), (4239, 47639)]