13938379

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1721}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 17357760

約数和(自身を除く): 3419381

約数列:

[1, 7, 13, 89, 91, 623, 1157, 1721, 8099, 12047, 22373, 153169, 156611, 1072183, 1991197, 13938379]

約数ペア:

[(1, 13938379), (7, 1991197), (13, 1072183), (89, 156611), (91, 153169), (623, 22373), (1157, 12047), (1721, 8099)]