664275976

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{912467}}^1$

素因数の和:912493

約数の個数: 32

約数和(自身を含む): 1532946240

約数和(自身を除く): 868670264

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 912467, 1824934, 3649868, 6387269, 7299736, 11862071, 12774538, 23724142, 25549076, 47448284, 51098152, 83034497, 94896568, 166068994, 332137988, 664275976]

約数ペア:

[(1, 664275976), (2, 332137988), (4, 166068994), (7, 94896568), (8, 83034497), (13, 51098152), (14, 47448284), (26, 25549076), (28, 23724142), (52, 12774538), (56, 11862071), (91, 7299736), (104, 6387269), (182, 3649868), (364, 1824934), (728, 912467)]