140220311

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1657}}^1$

素因数の和:1839

約数の個数: 24

約数和(自身を含む): 179183376

約数和(自身を除く): 38963065

約数列:

[1, 7, 11, 49, 77, 157, 539, 1099, 1657, 1727, 7693, 11599, 12089, 18227, 81193, 84623, 127589, 260149, 893123, 1821043, 2861639, 12747301, 20031473, 140220311]

約数ペア:

[(1, 140220311), (7, 20031473), (11, 12747301), (49, 2861639), (77, 1821043), (157, 893123), (539, 260149), (1099, 127589), (1657, 84623), (1727, 81193), (7693, 18227), (11599, 12089)]