1961253

素因数分解:

$3^5\times 7^1\times {\mathrm{1153}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 3360448

約数和(自身を除く): 1399195

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1153, 1701, 3459, 8071, 10377, 24213, 31131, 72639, 93393, 217917, 280179, 653751, 1961253]

約数ペア:

[(1, 1961253), (3, 653751), (7, 280179), (9, 217917), (21, 93393), (27, 72639), (63, 31131), (81, 24213), (189, 10377), (243, 8071), (567, 3459), (1153, 1701)]