1881315

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 3302208

約数和(自身を除く): 1420893

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 431, 485, 873, 1293, 1455, 2155, 3879, 4365, 6465, 19395, 41807, 125421, 209035, 376263, 627105, 1881315]

約数ペア:

[(1, 1881315), (3, 627105), (5, 376263), (9, 209035), (15, 125421), (45, 41807), (97, 19395), (291, 6465), (431, 4365), (485, 3879), (873, 2155), (1293, 1455)]