71640945

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9767}}^1$

素因数の和:9941

約数の個数: 24

約数和(自身を含む): 124952256

約数和(自身を除く): 53311311

約数列:

[1, 3, 5, 9, 15, 45, 163, 489, 815, 1467, 2445, 7335, 9767, 29301, 48835, 87903, 146505, 439515, 1592021, 4776063, 7960105, 14328189, 23880315, 71640945]

約数ペア:

[(1, 71640945), (3, 23880315), (5, 14328189), (9, 7960105), (15, 4776063), (45, 1592021), (163, 439515), (489, 146505), (815, 87903), (1467, 48835), (2445, 29301), (7335, 9767)]