257788242

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{104537}}^1$

素因数の和:104682

約数の個数: 24

約数和(自身を含む): 562623516

約数和(自身を除く): 304835274

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 104537, 209074, 313611, 627222, 940833, 1881666, 14321569, 28643138, 42964707, 85929414, 128894121, 257788242]

約数ペア:

[(1, 257788242), (2, 128894121), (3, 85929414), (6, 42964707), (9, 28643138), (18, 14321569), (137, 1881666), (274, 940833), (411, 627222), (822, 313611), (1233, 209074), (2466, 104537)]