201976173

素因数分解:

$3^4\times 7^1\times {\mathrm{356219}}^1$

素因数の和:356238

約数の個数: 20

約数和(自身を含む): 344820960

約数和(自身を除く): 142844787

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 356219, 1068657, 2493533, 3205971, 7480599, 9617913, 22441797, 28853739, 67325391, 201976173]

約数ペア:

[(1, 201976173), (3, 67325391), (7, 28853739), (9, 22441797), (21, 9617913), (27, 7480599), (63, 3205971), (81, 2493533), (189, 1068657), (567, 356219)]