421025367

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 649119744

約数和(自身を除く): 228094377

約数列:

[1, 3, 7, 21, 181, 257, 431, 543, 771, 1267, 1293, 1799, 3017, 3801, 5397, 9051, 46517, 78011, 110767, 139551, 234033, 325619, 332301, 546077, 775369, 976857, 1638231, 2326107, 20048827, 60146481, 140341789, 421025367]

約数ペア:

[(1, 421025367), (3, 140341789), (7, 60146481), (21, 20048827), (181, 2326107), (257, 1638231), (431, 976857), (543, 775369), (771, 546077), (1267, 332301), (1293, 325619), (1799, 234033), (3017, 139551), (3801, 110767), (5397, 78011), (9051, 46517)]