13240535

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^3$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 21422880

約数和(自身を除く): 8182345

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 289, 385, 539, 595, 833, 935, 1309, 1445, 2023, 2695, 3179, 4165, 4913, 6545, 9163, 10115, 14161, 15895, 22253, 24565, 34391, 45815, 54043, 70805, 111265, 155771, 171955, 240737, 270215, 378301, 778855, 1203685, 1891505, 2648107, 13240535]

約数ペア:

[(1, 13240535), (5, 2648107), (7, 1891505), (11, 1203685), (17, 778855), (35, 378301), (49, 270215), (55, 240737), (77, 171955), (85, 155771), (119, 111265), (187, 70805), (245, 54043), (289, 45815), (385, 34391), (539, 24565), (595, 22253), (833, 15895), (935, 14161), (1309, 10115), (1445, 9163), (2023, 6545), (2695, 4913), (3179, 4165)]