1913445

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 3357432

約数和(自身を除く): 1443987

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 421, 505, 909, 1263, 1515, 2105, 3789, 4545, 6315, 18945, 42521, 127563, 212605, 382689, 637815, 1913445]

約数ペア:

[(1, 1913445), (3, 637815), (5, 382689), (9, 212605), (15, 127563), (45, 42521), (101, 18945), (303, 6315), (421, 4545), (505, 3789), (909, 2105), (1263, 1515)]