268975413

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{69991}}^1$

素因数の和:70065

約数の個数: 24

約数和(自身を含む): 451308416

約数和(自身を除く): 182333003

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 69991, 209973, 489937, 629919, 1469811, 4269451, 4409433, 12808353, 29886157, 38425059, 89658471, 268975413]

約数ペア:

[(1, 268975413), (3, 89658471), (7, 38425059), (9, 29886157), (21, 12808353), (61, 4409433), (63, 4269451), (183, 1469811), (427, 629919), (549, 489937), (1281, 209973), (3843, 69991)]