390682018

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{17789}}^1$

素因数の和:18009

約数の個数: 16

約数和(自身を含む): 597744000

約数和(自身を除く): 207061982

約数列:

[1, 2, 79, 139, 158, 278, 10981, 17789, 21962, 35578, 1405331, 2472671, 2810662, 4945342, 195341009, 390682018]

約数ペア:

[(1, 390682018), (2, 195341009), (79, 4945342), (139, 2810662), (158, 2472671), (278, 1405331), (10981, 35578), (17789, 21962)]