51319107

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47917}}^1$

素因数の和:47947

約数の個数: 24

約数和(自身を含む): 89702496

約数和(自身を除く): 38383389

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 47917, 143751, 335419, 431253, 814589, 1006257, 2443767, 3018771, 5702123, 7331301, 17106369, 51319107]

約数ペア:

[(1, 51319107), (3, 17106369), (7, 7331301), (9, 5702123), (17, 3018771), (21, 2443767), (51, 1006257), (63, 814589), (119, 431253), (153, 335419), (357, 143751), (1071, 47917)]