1238986317

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{1993}}^1\times {\mathrm{4409}}^1$

素因数の和:6452

約数の個数: 16

約数和(自身を含む): 1688359680

約数和(自身を除く): 449373363

約数列:

[1, 3, 47, 141, 1993, 4409, 5979, 13227, 93671, 207223, 281013, 621669, 8787137, 26361411, 412995439, 1238986317]

約数ペア:

[(1, 1238986317), (3, 412995439), (47, 26361411), (141, 8787137), (1993, 621669), (4409, 281013), (5979, 207223), (13227, 93671)]