17901243

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{3623}}^1$

素因数の和:3696

約数の個数: 20

約数和(自身を含む): 27187248

約数和(自身を除く): 9286005

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 3623, 4941, 10869, 32607, 97821, 221003, 293463, 663009, 1989027, 5967081, 17901243]

約数ペア:

[(1, 17901243), (3, 5967081), (9, 1989027), (27, 663009), (61, 293463), (81, 221003), (183, 97821), (549, 32607), (1647, 10869), (3623, 4941)]