80781694

素因数分解:

$2^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{4271}}^1$

素因数の和:4480

約数の個数: 24

約数和(自身を含む): 141719328

約数和(自身を除く): 60937634

約数列:

[1, 2, 7, 14, 49, 98, 193, 386, 1351, 2702, 4271, 8542, 9457, 18914, 29897, 59794, 209279, 418558, 824303, 1648606, 5770121, 11540242, 40390847, 80781694]

約数ペア:

[(1, 80781694), (2, 40390847), (7, 11540242), (14, 5770121), (49, 1648606), (98, 824303), (193, 418558), (386, 209279), (1351, 59794), (2702, 29897), (4271, 18914), (8542, 9457)]