247994296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{90907}}^1$

素因数の和:90955

約数の個数: 32

約数和(自身を含む): 523630080

約数和(自身を除く): 275635784

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 90907, 181814, 363628, 727256, 999977, 1999954, 2818117, 3999908, 5636234, 7999816, 11272468, 22544936, 30999287, 61998574, 123997148, 247994296]

約数ペア:

[(1, 247994296), (2, 123997148), (4, 61998574), (8, 30999287), (11, 22544936), (22, 11272468), (31, 7999816), (44, 5636234), (62, 3999908), (88, 2818117), (124, 1999954), (248, 999977), (341, 727256), (682, 363628), (1364, 181814), (2728, 90907)]