16743591

素因数分解:

$3^4\times {\mathrm{421}}^1\times {\mathrm{491}}^1$

素因数の和:924

約数の個数: 20

約数和(自身を含む): 25122504

約数和(自身を除く): 8378913

約数列:

[1, 3, 9, 27, 81, 421, 491, 1263, 1473, 3789, 4419, 11367, 13257, 34101, 39771, 206711, 620133, 1860399, 5581197, 16743591]

約数ペア:

[(1, 16743591), (3, 5581197), (9, 1860399), (27, 620133), (81, 206711), (421, 39771), (491, 34101), (1263, 13257), (1473, 11367), (3789, 4419)]