987394018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{534883}}^1$

素因数の和:534969

約数の個数: 16

約数和(自身を含む): 1617489216

約数和(自身を除く): 630095198

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 534883, 1069766, 6953479, 13906958, 37976693, 75953386, 493697009, 987394018]

約数ペア:

[(1, 987394018), (2, 493697009), (13, 75953386), (26, 37976693), (71, 13906958), (142, 6953479), (923, 1069766), (1846, 534883)]