628357149

素因数分解:

$3^3\times 7^1\times {\mathrm{3324641}}^1$

素因数の和:3324657

約数の個数: 16

約数和(自身を含む): 1063885440

約数和(自身を除く): 435528291

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 3324641, 9973923, 23272487, 29921769, 69817461, 89765307, 209452383, 628357149]

約数ペア:

[(1, 628357149), (3, 209452383), (7, 89765307), (9, 69817461), (21, 29921769), (27, 23272487), (63, 9973923), (189, 3324641)]