200720409

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{21247}}^1$

素因数の和:21364

約数の個数: 16

約数和(自身を含む): 277413888

約数和(自身を除く): 76693479

約数列:

[1, 3, 47, 67, 141, 201, 3149, 9447, 21247, 63741, 998609, 1423549, 2995827, 4270647, 66906803, 200720409]

約数ペア:

[(1, 200720409), (3, 66906803), (47, 4270647), (67, 2995827), (141, 1423549), (201, 998609), (3149, 63741), (9447, 21247)]