40271985

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7649}}^1$

素因数の和:7679

約数の個数: 40

約数和(自身を含む): 77754600

約数和(自身を除く): 37482615

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 7649, 22947, 38245, 68841, 99437, 114735, 206523, 298311, 344205, 497185, 619569, 894933, 1032615, 1491555, 2684799, 3097845, 4474665, 8054397, 13423995, 40271985]

約数ペア:

[(1, 40271985), (3, 13423995), (5, 8054397), (9, 4474665), (13, 3097845), (15, 2684799), (27, 1491555), (39, 1032615), (45, 894933), (65, 619569), (81, 497185), (117, 344205), (135, 298311), (195, 206523), (351, 114735), (405, 99437), (585, 68841), (1053, 38245), (1755, 22947), (5265, 7649)]