1972395

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 3487536

約数和(自身を除く): 1515141

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 827, 2385, 2481, 4135, 7443, 12405, 37215, 43831, 131493, 219155, 394479, 657465, 1972395]

約数ペア:

[(1, 1972395), (3, 657465), (5, 394479), (9, 219155), (15, 131493), (45, 43831), (53, 37215), (159, 12405), (265, 7443), (477, 4135), (795, 2481), (827, 2385)]