291567681

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{22639}}^1$

素因数の和:22707

約数の個数: 24

約数和(自身を含む): 445011840

約数和(自身を除く): 153444159

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 1431, 4293, 12879, 22639, 67917, 203751, 611253, 1199867, 1833759, 3599601, 5501277, 10798803, 32396409, 97189227, 291567681]

約数ペア:

[(1, 291567681), (3, 97189227), (9, 32396409), (27, 10798803), (53, 5501277), (81, 3599601), (159, 1833759), (243, 1199867), (477, 611253), (1431, 203751), (4293, 67917), (12879, 22639)]