87980372

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1293829}}^1$

素因数の和:1293850

約数の個数: 12

約数和(自身を含む): 163022580

約数和(自身を除く): 75042208

約数列:

[1, 2, 4, 17, 34, 68, 1293829, 2587658, 5175316, 21995093, 43990186, 87980372]

約数ペア:

[(1, 87980372), (2, 43990186), (4, 21995093), (17, 5175316), (34, 2587658), (68, 1293829)]