260627199

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 433059840

約数和(自身を除く): 172432641

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 361, 399, 589, 651, 1083, 1109, 1767, 2527, 3327, 4123, 7581, 7763, 11191, 12369, 21071, 23289, 33573, 34379, 63213, 78337, 103137, 147497, 235011, 240653, 400349, 442491, 653201, 721959, 1201047, 1959603, 2802443, 4572407, 8407329, 12410819, 13717221, 37232457, 86875733, 260627199]

約数ペア:

[(1, 260627199), (3, 86875733), (7, 37232457), (19, 13717221), (21, 12410819), (31, 8407329), (57, 4572407), (93, 2802443), (133, 1959603), (217, 1201047), (361, 721959), (399, 653201), (589, 442491), (651, 400349), (1083, 240653), (1109, 235011), (1767, 147497), (2527, 103137), (3327, 78337), (4123, 63213), (7581, 34379), (7763, 33573), (11191, 23289), (12369, 21071)]