123858392

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71347}}^1$

素因数の和:71391

約数の個数: 32

約数和(自身を含む): 273976320

約数和(自身を除く): 150117928

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 71347, 142694, 285388, 499429, 570776, 998858, 1997716, 2211757, 3995432, 4423514, 8847028, 15482299, 17694056, 30964598, 61929196, 123858392]

約数ペア:

[(1, 123858392), (2, 61929196), (4, 30964598), (7, 17694056), (8, 15482299), (14, 8847028), (28, 4423514), (31, 3995432), (56, 2211757), (62, 1997716), (124, 998858), (217, 570776), (248, 499429), (434, 285388), (868, 142694), (1736, 71347)]