81906204

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1291}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 203164416

約数和(自身を除く): 121258212

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 311, 622, 933, 1244, 1291, 1866, 2582, 3732, 3873, 5164, 5287, 7746, 10574, 15492, 15861, 21148, 21947, 31722, 43894, 63444, 65841, 87788, 131682, 263364, 401501, 803002, 1204503, 1606004, 2409006, 4818012, 6825517, 13651034, 20476551, 27302068, 40953102, 81906204]

約数ペア:

[(1, 81906204), (2, 40953102), (3, 27302068), (4, 20476551), (6, 13651034), (12, 6825517), (17, 4818012), (34, 2409006), (51, 1606004), (68, 1204503), (102, 803002), (204, 401501), (311, 263364), (622, 131682), (933, 87788), (1244, 65841), (1291, 63444), (1866, 43894), (2582, 31722), (3732, 21947), (3873, 21148), (5164, 15861), (5287, 15492), (7746, 10574)]