42895209

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 67978240

約数和(自身を除く): 25083031

約数列:

[1, 3, 7, 21, 43, 67, 129, 201, 301, 469, 709, 903, 1407, 2127, 2881, 4963, 8643, 14889, 20167, 30487, 47503, 60501, 91461, 142509, 213409, 332521, 640227, 997563, 2042629, 6127887, 14298403, 42895209]

約数ペア:

[(1, 42895209), (3, 14298403), (7, 6127887), (21, 2042629), (43, 997563), (67, 640227), (129, 332521), (201, 213409), (301, 142509), (469, 91461), (709, 60501), (903, 47503), (1407, 30487), (2127, 20167), (2881, 14889), (4963, 8643)]