1291229230

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1\times {\mathrm{953}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 2344184064

約数和(自身を除く): 1052954834

約数列:

[1, 2, 5, 10, 157, 314, 785, 863, 953, 1570, 1726, 1906, 4315, 4765, 8630, 9530, 135491, 149621, 270982, 299242, 677455, 748105, 822439, 1354910, 1496210, 1644878, 4112195, 8224390, 129122923, 258245846, 645614615, 1291229230]

約数ペア:

[(1, 1291229230), (2, 645614615), (5, 258245846), (10, 129122923), (157, 8224390), (314, 4112195), (785, 1644878), (863, 1496210), (953, 1354910), (1570, 822439), (1726, 748105), (1906, 677455), (4315, 299242), (4765, 270982), (8630, 149621), (9530, 135491)]