17221005

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 31249944

約数和(自身を除く): 14028939

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 421, 505, 909, 1263, 1515, 2105, 2727, 3789, 4545, 6315, 8181, 11367, 13635, 18945, 34101, 40905, 42521, 56835, 127563, 170505, 212605, 382689, 637815, 1148067, 1913445, 3444201, 5740335, 17221005]

約数ペア:

[(1, 17221005), (3, 5740335), (5, 3444201), (9, 1913445), (15, 1148067), (27, 637815), (45, 382689), (81, 212605), (101, 170505), (135, 127563), (303, 56835), (405, 42521), (421, 40905), (505, 34101), (909, 18945), (1263, 13635), (1515, 11367), (2105, 8181), (2727, 6315), (3789, 4545)]