27948249

素因数分解:

$3^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{719}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 46275840

約数和(自身を除く): 18327591

約数列:

[1, 3, 7, 9, 21, 63, 617, 719, 1851, 2157, 4319, 5033, 5553, 6471, 12957, 15099, 38871, 45297, 443623, 1330869, 3105361, 3992607, 9316083, 27948249]

約数ペア:

[(1, 27948249), (3, 9316083), (7, 3992607), (9, 3105361), (21, 1330869), (63, 443623), (617, 45297), (719, 38871), (1851, 15099), (2157, 12957), (4319, 6471), (5033, 5553)]