40208985

素因数分解:

$3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2297}}^1$

素因数の和:2697

約数の個数: 24

約数和(自身を含む): 69905160

約数和(自身を除く): 29696175

約数列:

[1, 3, 5, 9, 15, 45, 389, 1167, 1945, 2297, 3501, 5835, 6891, 11485, 17505, 20673, 34455, 103365, 893533, 2680599, 4467665, 8041797, 13402995, 40208985]

約数ペア:

[(1, 40208985), (3, 13402995), (5, 8041797), (9, 4467665), (15, 2680599), (45, 893533), (389, 103365), (1167, 34455), (1945, 20673), (2297, 17505), (3501, 11485), (5835, 6891)]