128855805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{660799}}^1$

素因数の和:660820

約数の個数: 16

約数和(自身を含む): 222028800

約数和(自身を除く): 93172995

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 660799, 1982397, 3303995, 8590387, 9911985, 25771161, 42951935, 128855805]

約数ペア:

[(1, 128855805), (3, 42951935), (5, 25771161), (13, 9911985), (15, 8590387), (39, 3303995), (65, 1982397), (195, 660799)]