291213426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{12143}}^1$

素因数の和:12726

約数の個数: 32

約数和(自身を含む): 666851328

約数和(自身を除く): 375637902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 571, 1142, 1713, 3426, 3997, 7994, 11991, 12143, 23982, 24286, 36429, 72858, 85001, 170002, 255003, 510006, 6933653, 13867306, 20800959, 41601918, 48535571, 97071142, 145606713, 291213426]

約数ペア:

[(1, 291213426), (2, 145606713), (3, 97071142), (6, 48535571), (7, 41601918), (14, 20800959), (21, 13867306), (42, 6933653), (571, 510006), (1142, 255003), (1713, 170002), (3426, 85001), (3997, 72858), (7994, 36429), (11991, 24286), (12143, 23982)]