17147943

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{787}}^1$

素因数の和:1068

約数の個数: 20

約数和(自身を含む): 25743960

約数和(自身を除く): 8596017

約数列:

[1, 3, 9, 27, 81, 269, 787, 807, 2361, 2421, 7083, 7263, 21249, 21789, 63747, 211703, 635109, 1905327, 5715981, 17147943]

約数ペア:

[(1, 17147943), (3, 5715981), (9, 1905327), (27, 635109), (81, 211703), (269, 63747), (787, 21789), (807, 21249), (2361, 7263), (2421, 7083)]