220941

素因数分解:

$3^3\times 7^2\times {\mathrm{167}}^1$

素因数の和:190

約数の個数: 24

約数和(自身を含む): 383040

約数和(自身を除く): 162099

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 167, 189, 441, 501, 1169, 1323, 1503, 3507, 4509, 8183, 10521, 24549, 31563, 73647, 220941]

約数ペア:

[(1, 220941), (3, 73647), (7, 31563), (9, 24549), (21, 10521), (27, 8183), (49, 4509), (63, 3507), (147, 1503), (167, 1323), (189, 1169), (441, 501)]