1216638

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:528

約数の個数: 24

約数和(自身を含む): 2656368

約数和(自身を除く): 1439730

約数列:

[1, 2, 3, 6, 9, 18, 257, 263, 514, 526, 771, 789, 1542, 1578, 2313, 2367, 4626, 4734, 67591, 135182, 202773, 405546, 608319, 1216638]

約数ペア:

[(1, 1216638), (2, 608319), (3, 405546), (6, 202773), (9, 135182), (18, 67591), (257, 4734), (263, 4626), (514, 2367), (526, 2313), (771, 1578), (789, 1542)]