128343885

素因数分解:

$3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{13103}}^1$

素因数の和:13764

約数の個数: 16

約数和(自身を含む): 205680384

約数和(自身を除く): 77336499

約数列:

[1, 3, 5, 15, 653, 1959, 3265, 9795, 13103, 39309, 65515, 196545, 8556259, 25668777, 42781295, 128343885]

約数ペア:

[(1, 128343885), (3, 42781295), (5, 25668777), (15, 8556259), (653, 196545), (1959, 65515), (3265, 39309), (9795, 13103)]