128885235

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{121019}}^1$

素因数の和:121098

約数の個数: 16

約数和(自身を含む): 209122560

約数和(自身を除く): 80237325

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 121019, 363057, 605095, 1815285, 8592349, 25777047, 42961745, 128885235]

約数ペア:

[(1, 128885235), (3, 42961745), (5, 25777047), (15, 8592349), (71, 1815285), (213, 605095), (355, 363057), (1065, 121019)]