247486516

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{32719}}^1$

素因数の和:32815

約数の個数: 24

約数和(自身を含む): 454415360

約数和(自身を除く): 206928844

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 7564, 32719, 65438, 130876, 1014289, 1995859, 2028578, 3991718, 4057156, 7983436, 61871629, 123743258, 247486516]

約数ペア:

[(1, 247486516), (2, 123743258), (4, 61871629), (31, 7983436), (61, 4057156), (62, 3991718), (122, 2028578), (124, 1995859), (244, 1014289), (1891, 130876), (3782, 65438), (7564, 32719)]