83640519

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{19483}}^1$

素因数の和:19548

約数の個数: 20

約数和(自身を含む): 127308456

約数和(自身を除く): 43667937

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 19483, 58449, 175347, 526041, 1032599, 1578123, 3097797, 9293391, 27880173, 83640519]

約数ペア:

[(1, 83640519), (3, 27880173), (9, 9293391), (27, 3097797), (53, 1578123), (81, 1032599), (159, 526041), (477, 175347), (1431, 58449), (4293, 19483)]