128890305

素因数分解:

$3^3\times 5^1\times {\mathrm{954743}}^1$

素因数の和:954757

約数の個数: 16

約数和(自身を含む): 229138560

約数和(自身を除く): 100248255

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 954743, 2864229, 4773715, 8592687, 14321145, 25778061, 42963435, 128890305]

約数ペア:

[(1, 128890305), (3, 42963435), (5, 25778061), (9, 14321145), (15, 8592687), (27, 4773715), (45, 2864229), (135, 954743)]