56643255

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 102095136

約数和(自身を除く): 45451881

約数列:

[1, 3, 5, 9, 15, 43, 45, 73, 129, 215, 219, 365, 387, 401, 645, 657, 1095, 1203, 1935, 2005, 3139, 3285, 3609, 6015, 9417, 15695, 17243, 18045, 28251, 29273, 47085, 51729, 86215, 87819, 141255, 146365, 155187, 258645, 263457, 439095, 775935, 1258739, 1317285, 3776217, 6293695, 11328651, 18881085, 56643255]

約数ペア:

[(1, 56643255), (3, 18881085), (5, 11328651), (9, 6293695), (15, 3776217), (43, 1317285), (45, 1258739), (73, 775935), (129, 439095), (215, 263457), (219, 258645), (365, 155187), (387, 146365), (401, 141255), (645, 87819), (657, 86215), (1095, 51729), (1203, 47085), (1935, 29273), (2005, 28251), (3139, 18045), (3285, 17243), (3609, 15695), (6015, 9417)]