1557777228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{2649281}}^1$

素因数の和:2649302

約数の個数: 36

約数和(自身を含む): 4228254072

約数和(自身を除く): 2670476844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 2649281, 5298562, 7947843, 10597124, 15895686, 18544967, 31791372, 37089934, 55634901, 74179868, 111269802, 129814769, 222539604, 259629538, 389444307, 519259076, 778888614, 1557777228]

約数ペア:

[(1, 1557777228), (2, 778888614), (3, 519259076), (4, 389444307), (6, 259629538), (7, 222539604), (12, 129814769), (14, 111269802), (21, 74179868), (28, 55634901), (42, 37089934), (49, 31791372), (84, 18544967), (98, 15895686), (147, 10597124), (196, 7947843), (294, 5298562), (588, 2649281)]