217085997

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{10333}}^1$

素因数の和:10532

約数の個数: 16

約数和(自身を含む): 297619200

約数和(自身を除く): 80533203

約数列:

[1, 3, 47, 141, 149, 447, 7003, 10333, 21009, 30999, 485651, 1456953, 1539617, 4618851, 72361999, 217085997]

約数ペア:

[(1, 217085997), (3, 72361999), (47, 4618851), (141, 1539617), (149, 1456953), (447, 485651), (7003, 30999), (10333, 21009)]