199943577

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{6949}}^1$

素因数の和:7117

約数の個数: 24

約数和(自身を含む): 303576000

約数和(自身を除く): 103632423

約数列:

[1, 3, 9, 23, 69, 139, 207, 417, 1251, 3197, 6949, 9591, 20847, 28773, 62541, 159827, 479481, 965911, 1438443, 2897733, 8693199, 22215953, 66647859, 199943577]

約数ペア:

[(1, 199943577), (3, 66647859), (9, 22215953), (23, 8693199), (69, 2897733), (139, 1438443), (207, 965911), (417, 479481), (1251, 159827), (3197, 62541), (6949, 28773), (9591, 20847)]