1672227

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 2574000

約数和(自身を除く): 901773

約数列:

[1, 3, 9, 29, 43, 87, 129, 149, 261, 387, 447, 1247, 1341, 3741, 4321, 6407, 11223, 12963, 19221, 38889, 57663, 185803, 557409, 1672227]

約数ペア:

[(1, 1672227), (3, 557409), (9, 185803), (29, 57663), (43, 38889), (87, 19221), (129, 12963), (149, 11223), (261, 6407), (387, 4321), (447, 3741), (1247, 1341)]