201047427

素因数分解:

$3^4\times 7^1\times {\mathrm{354581}}^1$

素因数の和:354600

約数の個数: 20

約数和(自身を含む): 343235376

約数和(自身を除く): 142187949

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 354581, 1063743, 2482067, 3191229, 7446201, 9573687, 22338603, 28721061, 67015809, 201047427]

約数ペア:

[(1, 201047427), (3, 67015809), (7, 28721061), (9, 22338603), (21, 9573687), (27, 7446201), (63, 3191229), (81, 2482067), (189, 1063743), (567, 354581)]