239108247

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{74419}}^1$

素因数の和:74452

約数の個数: 32

約数和(自身を含む): 428659200

約数和(自身を除く): 189550953

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 74419, 223257, 520933, 669771, 1265123, 1562799, 2009313, 3795369, 4688397, 8855861, 11386107, 14065191, 26567583, 34158321, 79702749, 239108247]

約数ペア:

[(1, 239108247), (3, 79702749), (7, 34158321), (9, 26567583), (17, 14065191), (21, 11386107), (27, 8855861), (51, 4688397), (63, 3795369), (119, 2009313), (153, 1562799), (189, 1265123), (357, 669771), (459, 520933), (1071, 223257), (3213, 74419)]