204568385

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{6007}}^1$

素因数の和:6165

約数の個数: 24

約数和(自身を含む): 287663040

約数和(自身を除く): 83094655

約数列:

[1, 5, 7, 35, 49, 139, 245, 695, 973, 4865, 6007, 6811, 30035, 34055, 42049, 210245, 294343, 834973, 1471715, 4174865, 5844811, 29224055, 40913677, 204568385]

約数ペア:

[(1, 204568385), (5, 40913677), (7, 29224055), (35, 5844811), (49, 4174865), (139, 1471715), (245, 834973), (695, 294343), (973, 210245), (4865, 42049), (6007, 34055), (6811, 30035)]