201173049

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{157}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 373269312

約数和(自身を除く): 172096263

約数列:

[1, 3, 7, 9, 11, 21, 33, 43, 63, 77, 99, 129, 157, 231, 301, 387, 471, 473, 693, 903, 1099, 1413, 1419, 1727, 1849, 2709, 3297, 3311, 4257, 5181, 5547, 6751, 9891, 9933, 12089, 12943, 15543, 16641, 20253, 20339, 29799, 36267, 38829, 47257, 60759, 61017, 74261, 108801, 116487, 141771, 142373, 183051, 222783, 290293, 425313, 427119, 519827, 668349, 870879, 1281357, 1559481, 2032051, 2612637, 3193223, 4678443, 6096153, 9579669, 18288459, 22352561, 28739007, 67057683, 201173049]

約数ペア:

[(1, 201173049), (3, 67057683), (7, 28739007), (9, 22352561), (11, 18288459), (21, 9579669), (33, 6096153), (43, 4678443), (63, 3193223), (77, 2612637), (99, 2032051), (129, 1559481), (157, 1281357), (231, 870879), (301, 668349), (387, 519827), (471, 427119), (473, 425313), (693, 290293), (903, 222783), (1099, 183051), (1413, 142373), (1419, 141771), (1727, 116487), (1849, 108801), (2709, 74261), (3297, 61017), (3311, 60759), (4257, 47257), (5181, 38829), (5547, 36267), (6751, 29799), (9891, 20339), (9933, 20253), (12089, 16641), (12943, 15543)]