78781995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{102983}}^1$

素因数の和:103011

約数の個数: 24

約数和(自身を含む): 144589536

約数和(自身を除く): 65807541

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 102983, 308949, 514915, 926847, 1544745, 1750711, 4634235, 5252133, 8753555, 15756399, 26260665, 78781995]

約数ペア:

[(1, 78781995), (3, 26260665), (5, 15756399), (9, 8753555), (15, 5252133), (17, 4634235), (45, 1750711), (51, 1544745), (85, 926847), (153, 514915), (255, 308949), (765, 102983)]