31805242

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 55872000

約数和(自身を除く): 24066758

約数列:

[1, 2, 7, 14, 79, 149, 158, 193, 298, 386, 553, 1043, 1106, 1351, 2086, 2702, 11771, 15247, 23542, 28757, 30494, 57514, 82397, 106729, 164794, 201299, 213458, 402598, 2271803, 4543606, 15902621, 31805242]

約数ペア:

[(1, 31805242), (2, 15902621), (7, 4543606), (14, 2271803), (79, 402598), (149, 213458), (158, 201299), (193, 164794), (298, 106729), (386, 82397), (553, 57514), (1043, 30494), (1106, 28757), (1351, 23542), (2086, 15247), (2702, 11771)]