79667721

素因数分解:

$3^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1879}}^1$

素因数の和:2565

約数の個数: 24

約数和(自身を含む): 131780480

約数和(自身を除く): 52112759

約数列:

[1, 3, 7, 9, 21, 63, 673, 1879, 2019, 4711, 5637, 6057, 13153, 14133, 16911, 39459, 42399, 118377, 1264567, 3793701, 8851969, 11381103, 26555907, 79667721]

約数ペア:

[(1, 79667721), (3, 26555907), (7, 11381103), (9, 8851969), (21, 3793701), (63, 1264567), (673, 118377), (1879, 42399), (2019, 39459), (4711, 16911), (5637, 14133), (6057, 13153)]