205115855

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{503}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 287981568

約数和(自身を除く): 82865713

約数列:

[1, 5, 7, 35, 61, 191, 305, 427, 503, 955, 1337, 2135, 2515, 3521, 6685, 11651, 17605, 30683, 58255, 81557, 96073, 153415, 214781, 407785, 480365, 672511, 1073905, 3362555, 5860453, 29302265, 41023171, 205115855]

約数ペア:

[(1, 205115855), (5, 41023171), (7, 29302265), (35, 5860453), (61, 3362555), (191, 1073905), (305, 672511), (427, 480365), (503, 407785), (955, 214781), (1337, 153415), (2135, 96073), (2515, 81557), (3521, 58255), (6685, 30683), (11651, 17605)]