81821256

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{309929}}^1$

素因数の和:309949

約数の個数: 32

約数和(自身を含む): 223149600

約数和(自身を除く): 141328344

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 309929, 619858, 929787, 1239716, 1859574, 2479432, 3409219, 3719148, 6818438, 7438296, 10227657, 13636876, 20455314, 27273752, 40910628, 81821256]

約数ペア:

[(1, 81821256), (2, 40910628), (3, 27273752), (4, 20455314), (6, 13636876), (8, 10227657), (11, 7438296), (12, 6818438), (22, 3719148), (24, 3409219), (33, 2479432), (44, 1859574), (66, 1239716), (88, 929787), (132, 619858), (264, 309929)]