663663935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 945343872

約数和(自身を除く): 281679937

約数列:

[1, 5, 11, 17, 43, 55, 85, 187, 215, 289, 473, 731, 935, 971, 1445, 2365, 3179, 3655, 4855, 8041, 10681, 12427, 15895, 16507, 40205, 41753, 53405, 62135, 82535, 136697, 181577, 208765, 280619, 459283, 683485, 709801, 907885, 1403095, 2296415, 3086809, 3549005, 7807811, 12066617, 15434045, 39039055, 60333085, 132732787, 663663935]

約数ペア:

[(1, 663663935), (5, 132732787), (11, 60333085), (17, 39039055), (43, 15434045), (55, 12066617), (85, 7807811), (187, 3549005), (215, 3086809), (289, 2296415), (473, 1403095), (731, 907885), (935, 709801), (971, 683485), (1445, 459283), (2365, 280619), (3179, 208765), (3655, 181577), (4855, 136697), (8041, 82535), (10681, 62135), (12427, 53405), (15895, 41753), (16507, 40205)]