247996962

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{1993}}^1$

素因数の和:2255

約数の個数: 48

約数和(自身を含む): 557426688

約数和(自身を除く): 309429726

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 223, 279, 446, 558, 669, 1338, 1993, 2007, 3986, 4014, 5979, 6913, 11958, 13826, 17937, 20739, 35874, 41478, 61783, 62217, 123566, 124434, 185349, 370698, 444439, 556047, 888878, 1112094, 1333317, 2666634, 3999951, 7999902, 13777609, 27555218, 41332827, 82665654, 123998481, 247996962]

約数ペア:

[(1, 247996962), (2, 123998481), (3, 82665654), (6, 41332827), (9, 27555218), (18, 13777609), (31, 7999902), (62, 3999951), (93, 2666634), (186, 1333317), (223, 1112094), (279, 888878), (446, 556047), (558, 444439), (669, 370698), (1338, 185349), (1993, 124434), (2007, 123566), (3986, 62217), (4014, 61783), (5979, 41478), (6913, 35874), (11958, 20739), (13826, 17937)]