90240267

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1039}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 138378240

約数和(自身を除く): 48137973

約数列:

[1, 3, 13, 17, 39, 51, 131, 221, 393, 663, 1039, 1703, 2227, 3117, 5109, 6681, 13507, 17663, 28951, 40521, 52989, 86853, 136109, 229619, 408327, 688857, 1769417, 2313853, 5308251, 6941559, 30080089, 90240267]

約数ペア:

[(1, 90240267), (3, 30080089), (13, 6941559), (17, 5308251), (39, 2313853), (51, 1769417), (131, 688857), (221, 408327), (393, 229619), (663, 136109), (1039, 86853), (1703, 52989), (2227, 40521), (3117, 28951), (5109, 17663), (6681, 13507)]