28722789

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{36683}}^1$

素因数の和:36721

約数の個数: 16

約数和(自身を含む): 44020800

約数和(自身を除く): 15298011

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 36683, 110049, 330147, 990441, 1063807, 3191421, 9574263, 28722789]

約数ペア:

[(1, 28722789), (3, 9574263), (9, 3191421), (27, 1063807), (29, 990441), (87, 330147), (261, 110049), (783, 36683)]