2191563

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 32

約数和(自身を含む): 3640320

約数和(自身を除く): 1448757

約数列:

[1, 3, 9, 11, 27, 33, 47, 99, 141, 157, 297, 423, 471, 517, 1269, 1413, 1551, 1727, 4239, 4653, 5181, 7379, 13959, 15543, 22137, 46629, 66411, 81169, 199233, 243507, 730521, 2191563]

約数ペア:

[(1, 2191563), (3, 730521), (9, 243507), (11, 199233), (27, 81169), (33, 66411), (47, 46629), (99, 22137), (141, 15543), (157, 13959), (297, 7379), (423, 5181), (471, 4653), (517, 4239), (1269, 1727), (1413, 1551)]