78857254

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{331333}}^1$

素因数の和:331359

約数の個数: 16

約数和(自身を含む): 143136288

約数和(自身を除く): 64279034

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 331333, 662666, 2319331, 4638662, 5632661, 11265322, 39428627, 78857254]

約数ペア:

[(1, 78857254), (2, 39428627), (7, 11265322), (14, 5632661), (17, 4638662), (34, 2319331), (119, 662666), (238, 331333)]