81479268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{174101}}^1$

素因数の和:174124

約数の個数: 36

約数和(自身を含む): 221805948

約数和(自身を除く): 140326680

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 174101, 348202, 522303, 696404, 1044606, 1566909, 2089212, 2263313, 3133818, 4526626, 6267636, 6789939, 9053252, 13579878, 20369817, 27159756, 40739634, 81479268]

約数ペア:

[(1, 81479268), (2, 40739634), (3, 27159756), (4, 20369817), (6, 13579878), (9, 9053252), (12, 6789939), (13, 6267636), (18, 4526626), (26, 3133818), (36, 2263313), (39, 2089212), (52, 1566909), (78, 1044606), (117, 696404), (156, 522303), (234, 348202), (468, 174101)]