9972639

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 40

約数和(自身を含む): 15995232

約数和(自身を除く): 6022593

約数列:

[1, 3, 9, 23, 27, 53, 69, 81, 101, 159, 207, 303, 477, 621, 909, 1219, 1431, 1863, 2323, 2727, 3657, 4293, 5353, 6969, 8181, 10971, 16059, 20907, 32913, 48177, 62721, 98739, 123119, 144531, 188163, 369357, 433593, 1108071, 3324213, 9972639]

約数ペア:

[(1, 9972639), (3, 3324213), (9, 1108071), (23, 433593), (27, 369357), (53, 188163), (69, 144531), (81, 123119), (101, 98739), (159, 62721), (207, 48177), (303, 32913), (477, 20907), (621, 16059), (909, 10971), (1219, 8181), (1431, 6969), (1863, 5353), (2323, 4293), (2727, 3657)]