2228751

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2081}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 3897504

約数和(自身を除く): 1668753

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 2081, 6243, 14567, 18729, 35377, 43701, 106131, 131103, 247639, 318393, 742917, 2228751]

約数ペア:

[(1, 2228751), (3, 742917), (7, 318393), (9, 247639), (17, 131103), (21, 106131), (51, 43701), (63, 35377), (119, 18729), (153, 14567), (357, 6243), (1071, 2081)]