172963431

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{45433}}^1$

素因数の和:45492

約数の個数: 20

約数和(自身を含む): 263880672

約数和(自身を除く): 90917241

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 45433, 136299, 408897, 1226691, 2135351, 3680073, 6406053, 19218159, 57654477, 172963431]

約数ペア:

[(1, 172963431), (3, 57654477), (9, 19218159), (27, 6406053), (47, 3680073), (81, 2135351), (141, 1226691), (423, 408897), (1269, 136299), (3807, 45433)]