291213747568

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{1543}}^1\times {\mathrm{26627}}^1$

素因数の和:28621

約数の個数: 40

約数和(自身を含む): 565888030848

約数和(自身を除く): 274674283280

約数列:

[1, 2, 4, 8, 16, 443, 886, 1543, 1772, 3086, 3544, 6172, 7088, 12344, 24688, 26627, 53254, 106508, 213016, 426032, 683549, 1367098, 2734196, 5468392, 10936784, 11795761, 23591522, 41085461, 47183044, 82170922, 94366088, 164341844, 188732176, 328683688, 657367376, 18200859223, 36401718446, 72803436892, 145606873784, 291213747568]

約数ペア:

[(1, 291213747568), (2, 145606873784), (4, 72803436892), (8, 36401718446), (16, 18200859223), (443, 657367376), (886, 328683688), (1543, 188732176), (1772, 164341844), (3086, 94366088), (3544, 82170922), (6172, 47183044), (7088, 41085461), (12344, 23591522), (24688, 11795761), (26627, 10936784), (53254, 5468392), (106508, 2734196), (213016, 1367098), (426032, 683549)]