2575545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 4961280

約数和(自身を除く): 2385735

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1291, 1995, 3873, 6455, 9037, 19365, 24529, 27111, 45185, 73587, 122645, 135555, 171703, 367935, 515109, 858515, 2575545]

約数ペア:

[(1, 2575545), (3, 858515), (5, 515109), (7, 367935), (15, 171703), (19, 135555), (21, 122645), (35, 73587), (57, 45185), (95, 27111), (105, 24529), (133, 19365), (285, 9037), (399, 6455), (665, 3873), (1291, 1995)]