1331195727

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{5107}}^1$

素因数の和:5415

約数の個数: 32

約数和(自身を含む): 1985990400

約数和(自身を除く): 654794673

約数列:

[1, 3, 17, 19, 51, 57, 269, 323, 807, 969, 4573, 5107, 5111, 13719, 15321, 15333, 86819, 86887, 97033, 260457, 260661, 291099, 1373783, 1649561, 4121349, 4948683, 23354311, 26101877, 70062933, 78305631, 443731909, 1331195727]

約数ペア:

[(1, 1331195727), (3, 443731909), (17, 78305631), (19, 70062933), (51, 26101877), (57, 23354311), (269, 4948683), (323, 4121349), (807, 1649561), (969, 1373783), (4573, 291099), (5107, 260661), (5111, 260457), (13719, 97033), (15321, 86887), (15333, 86819)]