201058281

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{80071}}^1$

素因数の和:80114

約数の個数: 20

約数和(自身を含む): 310038784

約数和(自身を除く): 108980503

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 80071, 240213, 720639, 2161917, 2482201, 6485751, 7446603, 22339809, 67019427, 201058281]

約数ペア:

[(1, 201058281), (3, 67019427), (9, 22339809), (27, 7446603), (31, 6485751), (81, 2482201), (93, 2161917), (279, 720639), (837, 240213), (2511, 80071)]