80449719

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{3673}}^1$

素因数の和:3839

約数の個数: 24

約数和(自身を含む): 125650800

約数和(自身を除く): 45201081

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 1043, 3129, 3673, 7301, 11019, 21903, 25711, 77133, 179977, 539931, 547277, 1641831, 3830939, 11492817, 26816573, 80449719]

約数ペア:

[(1, 80449719), (3, 26816573), (7, 11492817), (21, 3830939), (49, 1641831), (147, 547277), (149, 539931), (447, 179977), (1043, 77133), (3129, 25711), (3673, 21903), (7301, 11019)]