661955012

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1249}}^1\times {\mathrm{3581}}^1$

素因数の和:4871

約数の個数: 24

約数和(自身を含む): 1191015000

約数和(自身を除く): 529059988

約数列:

[1, 2, 4, 37, 74, 148, 1249, 2498, 3581, 4996, 7162, 14324, 46213, 92426, 132497, 184852, 264994, 529988, 4472669, 8945338, 17890676, 165488753, 330977506, 661955012]

約数ペア:

[(1, 661955012), (2, 330977506), (4, 165488753), (37, 17890676), (74, 8945338), (148, 4472669), (1249, 529988), (2498, 264994), (3581, 184852), (4996, 132497), (7162, 92426), (14324, 46213)]