2278778887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{46901}}^1$

素因数の和:47550

約数の個数: 16

約数和(自身を含む): 2845638144

約数和(自身を除く): 566859257

約数列:

[1, 7, 11, 77, 631, 4417, 6941, 46901, 48587, 328307, 515911, 3611377, 29594531, 207161717, 325539841, 2278778887]

約数ペア:

[(1, 2278778887), (7, 325539841), (11, 207161717), (77, 29594531), (631, 3611377), (4417, 515911), (6941, 328307), (46901, 48587)]