17879787

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 27016704

約数和(自身を除く): 9136917

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 983, 2021, 2949, 6063, 8847, 18189, 42269, 46201, 126807, 138603, 380421, 415809, 1986643, 5959929, 17879787]

約数ペア:

[(1, 17879787), (3, 5959929), (9, 1986643), (43, 415809), (47, 380421), (129, 138603), (141, 126807), (387, 46201), (423, 42269), (983, 18189), (2021, 8847), (2949, 6063)]