8320455

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 17418240

約数和(自身を除く): 9097785

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 431, 495, 585, 715, 1287, 1293, 1485, 1755, 2145, 2155, 3861, 3879, 4741, 5603, 6435, 6465, 11637, 14223, 16809, 19305, 19395, 23705, 28015, 42669, 50427, 58185, 61633, 71115, 84045, 128007, 151281, 184899, 213345, 252135, 308165, 554697, 640035, 756405, 924495, 1664091, 2773485, 8320455]

約数ペア:

[(1, 8320455), (3, 2773485), (5, 1664091), (9, 924495), (11, 756405), (13, 640035), (15, 554697), (27, 308165), (33, 252135), (39, 213345), (45, 184899), (55, 151281), (65, 128007), (99, 84045), (117, 71115), (135, 61633), (143, 58185), (165, 50427), (195, 42669), (297, 28015), (351, 23705), (429, 19395), (431, 19305), (495, 16809), (585, 14223), (715, 11637), (1287, 6465), (1293, 6435), (1485, 5603), (1755, 4741), (2145, 3879), (2155, 3861)]