81208323

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{44449}}^1$

素因数の和:44491

約数の個数: 24

約数和(自身を含む): 138684000

約数和(自身を除く): 57475677

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 44449, 133347, 311143, 400041, 933429, 1289021, 2800287, 3867063, 9023147, 11601189, 27069441, 81208323]

約数ペア:

[(1, 81208323), (3, 27069441), (7, 11601189), (9, 9023147), (21, 3867063), (29, 2800287), (63, 1289021), (87, 933429), (203, 400041), (261, 311143), (609, 133347), (1827, 44449)]