201337731

素因数分解:

$3^4\times 7^1\times {\mathrm{355093}}^1$

素因数の和:355112

約数の個数: 20

約数和(自身を含む): 343730992

約数和(自身を除く): 142393261

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 355093, 1065279, 2485651, 3195837, 7456953, 9587511, 22370859, 28762533, 67112577, 201337731]

約数ペア:

[(1, 201337731), (3, 67112577), (7, 28762533), (9, 22370859), (21, 9587511), (27, 7456953), (63, 3195837), (81, 2485651), (189, 1065279), (567, 355093)]