203207859

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:593

約数の個数: 40

約数和(自身を含む): 312499440

約数和(自身を除く): 109291581

約数列:

[1, 3, 9, 27, 59, 81, 101, 177, 303, 421, 531, 909, 1263, 1593, 2727, 3789, 4779, 5959, 8181, 11367, 17877, 24839, 34101, 42521, 53631, 74517, 127563, 160893, 223551, 382689, 482679, 670653, 1148067, 2011959, 2508739, 3444201, 7526217, 22578651, 67735953, 203207859]

約数ペア:

[(1, 203207859), (3, 67735953), (9, 22578651), (27, 7526217), (59, 3444201), (81, 2508739), (101, 2011959), (177, 1148067), (303, 670653), (421, 482679), (531, 382689), (909, 223551), (1263, 160893), (1593, 127563), (2727, 74517), (3789, 53631), (4779, 42521), (5959, 34101), (8181, 24839), (11367, 17877)]