81376603

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 111694464

約数和(自身を除く): 30317861

約数列:

[1, 7, 11, 17, 49, 77, 83, 107, 119, 187, 539, 581, 749, 833, 913, 1177, 1309, 1411, 1819, 4067, 5243, 6391, 8239, 8881, 9163, 9877, 12733, 15521, 20009, 44737, 57673, 62167, 69139, 89131, 97691, 108647, 140063, 150977, 435169, 683837, 760529, 980441, 1056839, 1660747, 4786859, 7397873, 11625229, 81376603]

約数ペア:

[(1, 81376603), (7, 11625229), (11, 7397873), (17, 4786859), (49, 1660747), (77, 1056839), (83, 980441), (107, 760529), (119, 683837), (187, 435169), (539, 150977), (581, 140063), (749, 108647), (833, 97691), (913, 89131), (1177, 69139), (1309, 62167), (1411, 57673), (1819, 44737), (4067, 20009), (5243, 15521), (6391, 12733), (8239, 9877), (8881, 9163)]