2220327

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 3407040

約数和(自身を除く): 1186713

約数列:

[1, 3, 9, 29, 47, 87, 141, 181, 261, 423, 543, 1363, 1629, 4089, 5249, 8507, 12267, 15747, 25521, 47241, 76563, 246703, 740109, 2220327]

約数ペア:

[(1, 2220327), (3, 740109), (9, 246703), (29, 76563), (47, 47241), (87, 25521), (141, 15747), (181, 12267), (261, 8507), (423, 5249), (543, 4089), (1363, 1629)]