81276129

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4801}}^1$

素因数の和:4843

約数の個数: 40

約数和(自身を含む): 139450080

約数和(自身を除く): 58173951

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 891, 1539, 1881, 4801, 5643, 14403, 16929, 43209, 52811, 91219, 129627, 158433, 273657, 388881, 475299, 820971, 1003409, 1425897, 2462913, 3010227, 4277691, 7388739, 9030681, 27092043, 81276129]

約数ペア:

[(1, 81276129), (3, 27092043), (9, 9030681), (11, 7388739), (19, 4277691), (27, 3010227), (33, 2462913), (57, 1425897), (81, 1003409), (99, 820971), (171, 475299), (209, 388881), (297, 273657), (513, 158433), (627, 129627), (891, 91219), (1539, 52811), (1881, 43209), (4801, 16929), (5643, 14403)]