2158617999

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{73943}}^1$

素因数の和:74246

約数の個数: 16

約数和(自身を含む): 2967224832

約数和(自身を除く): 808606833

約数列:

[1, 3, 37, 111, 263, 789, 9731, 29193, 73943, 221829, 2735891, 8207673, 19447009, 58341027, 719539333, 2158617999]

約数ペア:

[(1, 2158617999), (3, 719539333), (37, 58341027), (111, 19447009), (263, 8207673), (789, 2735891), (9731, 221829), (29193, 73943)]