81041583

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{1747}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 126247552

約数和(自身を除く): 45205969

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 1747, 2209, 5241, 6627, 12229, 15463, 36687, 46389, 82109, 246327, 574763, 1724289, 3859123, 11577369, 27013861, 81041583]

約数ペア:

[(1, 81041583), (3, 27013861), (7, 11577369), (21, 3859123), (47, 1724289), (141, 574763), (329, 246327), (987, 82109), (1747, 46389), (2209, 36687), (5241, 15463), (6627, 12229)]