13218345

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1447}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 27106560

約数和(自身を除く): 13888215

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1447, 1827, 3045, 4341, 7235, 9135, 10129, 13023, 21705, 30387, 41963, 50645, 65115, 91161, 125889, 151935, 209815, 293741, 377667, 455805, 629445, 881223, 1468705, 1888335, 2643669, 4406115, 13218345]

約数ペア:

[(1, 13218345), (3, 4406115), (5, 2643669), (7, 1888335), (9, 1468705), (15, 881223), (21, 629445), (29, 455805), (35, 377667), (45, 293741), (63, 209815), (87, 151935), (105, 125889), (145, 91161), (203, 65115), (261, 50645), (315, 41963), (435, 30387), (609, 21705), (1015, 13023), (1305, 10129), (1447, 9135), (1827, 7235), (3045, 4341)]