17972925

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{5573}}^1$

素因数の和:5629

約数の個数: 24

約数和(自身を含む): 30411744

約数和(自身を除く): 12438819

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 5573, 16719, 27865, 83595, 139325, 239639, 417975, 718917, 1198195, 3594585, 5990975, 17972925]

約数ペア:

[(1, 17972925), (3, 5990975), (5, 3594585), (15, 1198195), (25, 718917), (43, 417975), (75, 239639), (129, 139325), (215, 83595), (645, 27865), (1075, 16719), (3225, 5573)]