13505972481

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{2143}}^1\times {\mathrm{2683}}^1$

素因数の和:4867

約数の個数: 40

約数和(自身を含む): 20888820480

約数和(自身を除く): 7382847999

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2143, 2349, 2683, 6429, 8049, 19287, 24147, 57861, 62147, 72441, 77807, 173583, 186441, 217323, 233421, 559323, 700263, 1677969, 2100789, 5033907, 5749669, 6302367, 17249007, 51747021, 155241063, 166740401, 465723189, 500221203, 1500663609, 4501990827, 13505972481]

約数ペア:

[(1, 13505972481), (3, 4501990827), (9, 1500663609), (27, 500221203), (29, 465723189), (81, 166740401), (87, 155241063), (261, 51747021), (783, 17249007), (2143, 6302367), (2349, 5749669), (2683, 5033907), (6429, 2100789), (8049, 1677969), (19287, 700263), (24147, 559323), (57861, 233421), (62147, 217323), (72441, 186441), (77807, 173583)]