13053705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 25878528

約数和(自身を除く): 12824823

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 71, 85, 103, 105, 119, 213, 255, 309, 355, 357, 497, 515, 595, 721, 1065, 1207, 1491, 1545, 1751, 1785, 2163, 2485, 3605, 3621, 5253, 6035, 7313, 7455, 8449, 8755, 10815, 12257, 18105, 21939, 25347, 26265, 36565, 36771, 42245, 51191, 61285, 109695, 124321, 126735, 153573, 183855, 255955, 372963, 621605, 767865, 870247, 1864815, 2610741, 4351235, 13053705]

約数ペア:

[(1, 13053705), (3, 4351235), (5, 2610741), (7, 1864815), (15, 870247), (17, 767865), (21, 621605), (35, 372963), (51, 255955), (71, 183855), (85, 153573), (103, 126735), (105, 124321), (119, 109695), (213, 61285), (255, 51191), (309, 42245), (355, 36771), (357, 36565), (497, 26265), (515, 25347), (595, 21939), (721, 18105), (1065, 12257), (1207, 10815), (1491, 8755), (1545, 8449), (1751, 7455), (1785, 7313), (2163, 6035), (2485, 5253), (3605, 3621)]