828793868

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^2$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 1780171008

約数和(自身を除く): 951377140

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 173, 301, 322, 346, 602, 644, 692, 989, 1204, 1211, 1978, 2422, 3956, 3979, 4844, 6923, 7439, 7958, 13846, 14878, 15916, 27692, 27853, 29756, 29929, 52073, 55706, 59858, 104146, 111412, 119716, 171097, 208292, 209503, 342194, 419006, 684388, 688367, 838012, 1197679, 1286947, 1376734, 2395358, 2573894, 2753468, 4790716, 4818569, 5147788, 9008629, 9637138, 18017258, 19274276, 29599781, 36034516, 59199562, 118399124, 207198467, 414396934, 828793868]

約数ペア:

[(1, 828793868), (2, 414396934), (4, 207198467), (7, 118399124), (14, 59199562), (23, 36034516), (28, 29599781), (43, 19274276), (46, 18017258), (86, 9637138), (92, 9008629), (161, 5147788), (172, 4818569), (173, 4790716), (301, 2753468), (322, 2573894), (346, 2395358), (602, 1376734), (644, 1286947), (692, 1197679), (989, 838012), (1204, 688367), (1211, 684388), (1978, 419006), (2422, 342194), (3956, 209503), (3979, 208292), (4844, 171097), (6923, 119716), (7439, 111412), (7958, 104146), (13846, 59858), (14878, 55706), (15916, 52073), (27692, 29929), (27853, 29756)]