31088967

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{433}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 51330048

約数和(自身を除く): 20241081

約数列:

[1, 3, 7, 13, 21, 39, 91, 263, 273, 433, 789, 1299, 1841, 3031, 3419, 5523, 5629, 9093, 10257, 16887, 23933, 39403, 71799, 113879, 118209, 341637, 797153, 1480427, 2391459, 4441281, 10362989, 31088967]

約数ペア:

[(1, 31088967), (3, 10362989), (7, 4441281), (13, 2391459), (21, 1480427), (39, 797153), (91, 341637), (263, 118209), (273, 113879), (433, 71799), (789, 39403), (1299, 23933), (1841, 16887), (3031, 10257), (3419, 9093), (5523, 5629)]