51908769

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 94089600

約数和(自身を除く): 42180831

約数列:

[1, 3, 9, 11, 17, 23, 27, 33, 51, 69, 81, 99, 149, 153, 187, 207, 253, 297, 391, 447, 459, 561, 621, 759, 891, 1173, 1341, 1377, 1639, 1683, 1863, 2277, 2533, 3427, 3519, 4023, 4301, 4917, 5049, 6831, 7599, 10281, 10557, 12069, 12903, 14751, 15147, 20493, 22797, 27863, 30843, 31671, 37697, 38709, 44253, 58259, 68391, 83589, 92529, 113091, 116127, 132759, 174777, 205173, 250767, 277587, 339273, 348381, 524331, 640849, 752301, 1017819, 1572993, 1922547, 2256903, 3053457, 4718979, 5767641, 17302923, 51908769]

約数ペア:

[(1, 51908769), (3, 17302923), (9, 5767641), (11, 4718979), (17, 3053457), (23, 2256903), (27, 1922547), (33, 1572993), (51, 1017819), (69, 752301), (81, 640849), (99, 524331), (149, 348381), (153, 339273), (187, 277587), (207, 250767), (253, 205173), (297, 174777), (391, 132759), (447, 116127), (459, 113091), (561, 92529), (621, 83589), (759, 68391), (891, 58259), (1173, 44253), (1341, 38709), (1377, 37697), (1639, 31671), (1683, 30843), (1863, 27863), (2277, 22797), (2533, 20493), (3427, 15147), (3519, 14751), (4023, 12903), (4301, 12069), (4917, 10557), (5049, 10281), (6831, 7599)]