247932

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 642096

約数和(自身を除く): 394164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 97, 142, 194, 213, 284, 291, 388, 426, 582, 639, 852, 873, 1164, 1278, 1746, 2556, 3492, 6887, 13774, 20661, 27548, 41322, 61983, 82644, 123966, 247932]

約数ペア:

[(1, 247932), (2, 123966), (3, 82644), (4, 61983), (6, 41322), (9, 27548), (12, 20661), (18, 13774), (36, 6887), (71, 3492), (97, 2556), (142, 1746), (194, 1278), (213, 1164), (284, 873), (291, 852), (388, 639), (426, 582)]