215525565

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{65609}}^1$

素因数の和:65693

約数の個数: 24

約数和(自身を含む): 378700920

約数和(自身を除く): 163175355

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 65609, 196827, 328045, 590481, 984135, 2952405, 4789457, 14368371, 23947285, 43105113, 71841855, 215525565]

約数ペア:

[(1, 215525565), (3, 71841855), (5, 43105113), (9, 23947285), (15, 14368371), (45, 4789457), (73, 2952405), (219, 984135), (365, 590481), (657, 328045), (1095, 196827), (3285, 65609)]