961287999

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{329321}}^1$

素因数の和:329470

約数の個数: 16

約数和(自身を含む): 1475362560

約数和(自身を除く): 514074561

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 329321, 987963, 2305247, 6915741, 45775619, 137326857, 320429333, 961287999]

約数ペア:

[(1, 961287999), (3, 320429333), (7, 137326857), (21, 45775619), (139, 6915741), (417, 2305247), (973, 987963), (2919, 329321)]