278653441

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 321753600

約数和(自身を除く): 43100159

約数列:

[1, 11, 23, 121, 223, 253, 449, 2453, 2783, 4939, 5129, 10327, 26983, 54329, 56419, 100127, 113597, 620609, 1101397, 1249567, 2302921, 12115367, 25332131, 278653441]

約数ペア:

[(1, 278653441), (11, 25332131), (23, 12115367), (121, 2302921), (223, 1249567), (253, 1101397), (449, 620609), (2453, 113597), (2783, 100127), (4939, 56419), (5129, 54329), (10327, 26983)]