72007556

素因数分解:

$2^2\times {\mathrm{131}}^2\times {\mathrm{1049}}^1$

素因数の和:1315

約数の個数: 18

約数和(自身を含む): 127103550

約数和(自身を除く): 55095994

約数列:

[1, 2, 4, 131, 262, 524, 1049, 2098, 4196, 17161, 34322, 68644, 137419, 274838, 549676, 18001889, 36003778, 72007556]

約数ペア:

[(1, 72007556), (2, 36003778), (4, 18001889), (131, 549676), (262, 274838), (524, 137419), (1049, 68644), (2098, 34322), (4196, 17161)]