81217722

素因数分解:

$2^1\times 3^1\times {\mathrm{1321}}^1\times {\mathrm{10247}}^1$

素因数の和:11573

約数の個数: 16

約数和(自身を含む): 162574272

約数和(自身を除く): 81356550

約数列:

[1, 2, 3, 6, 1321, 2642, 3963, 7926, 10247, 20494, 30741, 61482, 13536287, 27072574, 40608861, 81217722]

約数ペア:

[(1, 81217722), (2, 40608861), (3, 27072574), (6, 13536287), (1321, 61482), (2642, 30741), (3963, 20494), (7926, 10247)]