201316455

素因数分解:

$3^3\times 5^1\times {\mathrm{1491233}}^1$

素因数の和:1491247

約数の個数: 16

約数和(自身を含む): 357896160

約数和(自身を除く): 156579705

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1491233, 4473699, 7456165, 13421097, 22368495, 40263291, 67105485, 201316455]

約数ペア:

[(1, 201316455), (3, 67105485), (5, 40263291), (9, 22368495), (15, 13421097), (27, 7456165), (45, 4473699), (135, 1491233)]