47721193

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1193}}^1$

素因数の和:1404

約数の個数: 16

約数和(自身を含む): 54761616

約数和(自身を除く): 7040423

約数列:

[1, 13, 17, 181, 221, 1193, 2353, 3077, 15509, 20281, 40001, 215933, 263653, 2807129, 3670861, 47721193]

約数ペア:

[(1, 47721193), (13, 3670861), (17, 2807129), (181, 263653), (221, 215933), (1193, 40001), (2353, 20281), (3077, 15509)]