201984867

素因数分解:

$3^3\times 7^1\times {\mathrm{1068703}}^1$

素因数の和:1068719

約数の個数: 16

約数和(自身を含む): 341985280

約数和(自身を除く): 140000413

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1068703, 3206109, 7480921, 9618327, 22442763, 28854981, 67328289, 201984867]

約数ペア:

[(1, 201984867), (3, 67328289), (7, 28854981), (9, 22442763), (21, 9618327), (27, 7480921), (63, 3206109), (189, 1068703)]