13856751

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 22738320

約数和(自身を除く): 8881569

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 347, 459, 493, 783, 1041, 1377, 1479, 2349, 3123, 4437, 5899, 9369, 10063, 13311, 17697, 28107, 30189, 39933, 53091, 90567, 159273, 171071, 271701, 477819, 513213, 815103, 1539639, 4618917, 13856751]

約数ペア:

[(1, 13856751), (3, 4618917), (9, 1539639), (17, 815103), (27, 513213), (29, 477819), (51, 271701), (81, 171071), (87, 159273), (153, 90567), (261, 53091), (347, 39933), (459, 30189), (493, 28107), (783, 17697), (1041, 13311), (1377, 10063), (1479, 9369), (2349, 5899), (3123, 4437)]