2507715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 5241600

約数和(自身を除く): 2733885

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 419, 665, 855, 1197, 1257, 1995, 2095, 2933, 3771, 5985, 6285, 7961, 8799, 14665, 18855, 23883, 26397, 39805, 43995, 55727, 71649, 119415, 131985, 167181, 278635, 358245, 501543, 835905, 2507715]

約数ペア:

[(1, 2507715), (3, 835905), (5, 501543), (7, 358245), (9, 278635), (15, 167181), (19, 131985), (21, 119415), (35, 71649), (45, 55727), (57, 43995), (63, 39805), (95, 26397), (105, 23883), (133, 18855), (171, 14665), (285, 8799), (315, 7961), (399, 6285), (419, 5985), (665, 3771), (855, 2933), (1197, 2095), (1257, 1995)]