81283972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263909}}^1$

素因数の和:263931

約数の個数: 24

約数和(自身を含む): 177347520

約数和(自身を除く): 96063548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 263909, 527818, 1055636, 1847363, 2902999, 3694726, 5805998, 7389452, 11611996, 20320993, 40641986, 81283972]

約数ペア:

[(1, 81283972), (2, 40641986), (4, 20320993), (7, 11611996), (11, 7389452), (14, 5805998), (22, 3694726), (28, 2902999), (44, 1847363), (77, 1055636), (154, 527818), (308, 263909)]