289355210

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{396377}}^1$

素因数の和:396457

約数の個数: 16

約数和(自身を含む): 527975496

約数和(自身を除く): 238620286

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 396377, 792754, 1981885, 3963770, 28935521, 57871042, 144677605, 289355210]

約数ペア:

[(1, 289355210), (2, 144677605), (5, 57871042), (10, 28935521), (73, 3963770), (146, 1981885), (365, 792754), (730, 396377)]