155686971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{31663}}^1$

素因数の和:31826

約数の個数: 16

約数和(自身を含む): 227980800

約数和(自身を除く): 72293829

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4917, 31663, 94989, 348293, 1044879, 4717787, 14153361, 51895657, 155686971]

約数ペア:

[(1, 155686971), (3, 51895657), (11, 14153361), (33, 4717787), (149, 1044879), (447, 348293), (1639, 94989), (4917, 31663)]