201529377

素因数分解:

$3^5\times 7^1\times {\mathrm{257}}^1\times {\mathrm{461}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 347098752

約数和(自身を除く): 145569375

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 257, 461, 567, 771, 1383, 1701, 1799, 2313, 3227, 4149, 5397, 6939, 9681, 12447, 16191, 20817, 29043, 37341, 48573, 62451, 87129, 112023, 118477, 145719, 261387, 355431, 437157, 784161, 829339, 1066293, 2488017, 3198879, 7464051, 9596637, 22392153, 28789911, 67176459, 201529377]

約数ペア:

[(1, 201529377), (3, 67176459), (7, 28789911), (9, 22392153), (21, 9596637), (27, 7464051), (63, 3198879), (81, 2488017), (189, 1066293), (243, 829339), (257, 784161), (461, 437157), (567, 355431), (771, 261387), (1383, 145719), (1701, 118477), (1799, 112023), (2313, 87129), (3227, 62451), (4149, 48573), (5397, 37341), (6939, 29043), (9681, 20817), (12447, 16191)]