239018521

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 298080000

約数和(自身を除く): 59061479

約数列:

[1, 7, 17, 49, 119, 179, 229, 343, 833, 1253, 1603, 3043, 3893, 5831, 8771, 11221, 21301, 27251, 40991, 61397, 78547, 149107, 190757, 286937, 696847, 1043749, 1335299, 2008559, 4877929, 14059913, 34145503, 239018521]

約数ペア:

[(1, 239018521), (7, 34145503), (17, 14059913), (49, 4877929), (119, 2008559), (179, 1335299), (229, 1043749), (343, 696847), (833, 286937), (1253, 190757), (1603, 149107), (3043, 78547), (3893, 61397), (5831, 40991), (8771, 27251), (11221, 21301)]