1331020999

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 1682025984

約数和(自身を除く): 351004985

約数列:

[1, 7, 11, 77, 163, 173, 613, 1141, 1211, 1793, 1903, 4291, 6743, 12551, 13321, 28199, 47201, 99919, 106049, 197393, 310189, 699433, 742343, 1099109, 1166539, 2171323, 7693763, 8165773, 17285987, 121001909, 190145857, 1331020999]

約数ペア:

[(1, 1331020999), (7, 190145857), (11, 121001909), (77, 17285987), (163, 8165773), (173, 7693763), (613, 2171323), (1141, 1166539), (1211, 1099109), (1793, 742343), (1903, 699433), (4291, 310189), (6743, 197393), (12551, 106049), (13321, 99919), (28199, 47201)]