278011359

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{32077}}^1$

素因数の和:32196

約数の個数: 20

約数和(自身を含む): 419195304

約数和(自身を除く): 141183945

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 32077, 96231, 288693, 866079, 2598237, 3432239, 10296717, 30890151, 92670453, 278011359]

約数ペア:

[(1, 278011359), (3, 92670453), (9, 30890151), (27, 10296717), (81, 3432239), (107, 2598237), (321, 866079), (963, 288693), (2889, 96231), (8667, 32077)]