311914719

素因数分解:

$3^4\times {\mathrm{619}}^1\times {\mathrm{6221}}^1$

素因数の和:6852

約数の個数: 20

約数和(自身を含む): 466774440

約数和(自身を除く): 154859721

約数列:

[1, 3, 9, 27, 81, 619, 1857, 5571, 6221, 16713, 18663, 50139, 55989, 167967, 503901, 3850799, 11552397, 34657191, 103971573, 311914719]

約数ペア:

[(1, 311914719), (3, 103971573), (9, 34657191), (27, 11552397), (81, 3850799), (619, 503901), (1857, 167967), (5571, 55989), (6221, 50139), (16713, 18663)]