128214009

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 243424896

約数和(自身を除く): 115210887

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 61, 63, 77, 81, 99, 183, 189, 231, 297, 337, 427, 549, 567, 671, 693, 891, 1011, 1281, 1647, 2013, 2079, 2359, 3033, 3707, 3843, 4697, 4941, 6039, 6237, 7077, 9099, 11121, 11529, 14091, 18117, 20557, 21231, 25949, 27297, 33363, 34587, 42273, 54351, 61671, 63693, 77847, 100089, 126819, 143899, 185013, 191079, 226127, 233541, 300267, 380457, 431697, 555039, 678381, 700623, 1295091, 1582889, 1665117, 2035143, 2101869, 3885273, 4748667, 6105429, 11655819, 14246001, 18316287, 42738003, 128214009]

約数ペア:

[(1, 128214009), (3, 42738003), (7, 18316287), (9, 14246001), (11, 11655819), (21, 6105429), (27, 4748667), (33, 3885273), (61, 2101869), (63, 2035143), (77, 1665117), (81, 1582889), (99, 1295091), (183, 700623), (189, 678381), (231, 555039), (297, 431697), (337, 380457), (427, 300267), (549, 233541), (567, 226127), (671, 191079), (693, 185013), (891, 143899), (1011, 126819), (1281, 100089), (1647, 77847), (2013, 63693), (2079, 61671), (2359, 54351), (3033, 42273), (3707, 34587), (3843, 33363), (4697, 27297), (4941, 25949), (6039, 21231), (6237, 20557), (7077, 18117), (9099, 14091), (11121, 11529)]