447931731

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{7219}}^1$

素因数の和:7315

約数の個数: 32

約数和(自身を含む): 676023040

約数和(自身を除く): 228091309

約数列:

[1, 3, 13, 37, 39, 43, 111, 129, 481, 559, 1443, 1591, 1677, 4773, 7219, 20683, 21657, 62049, 93847, 267103, 281541, 310417, 801309, 931251, 3472339, 4035421, 10417017, 11485429, 12106263, 34456287, 149310577, 447931731]

約数ペア:

[(1, 447931731), (3, 149310577), (13, 34456287), (37, 12106263), (39, 11485429), (43, 10417017), (111, 4035421), (129, 3472339), (481, 931251), (559, 801309), (1443, 310417), (1591, 281541), (1677, 267103), (4773, 93847), (7219, 62049), (20683, 21657)]