8218818

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 18532800

約数和(自身を除く): 10313982

約数列:

[1, 2, 3, 6, 9, 18, 59, 71, 109, 118, 142, 177, 213, 218, 327, 354, 426, 531, 639, 654, 981, 1062, 1278, 1962, 4189, 6431, 7739, 8378, 12567, 12862, 15478, 19293, 23217, 25134, 37701, 38586, 46434, 57879, 69651, 75402, 115758, 139302, 456601, 913202, 1369803, 2739606, 4109409, 8218818]

約数ペア:

[(1, 8218818), (2, 4109409), (3, 2739606), (6, 1369803), (9, 913202), (18, 456601), (59, 139302), (71, 115758), (109, 75402), (118, 69651), (142, 57879), (177, 46434), (213, 38586), (218, 37701), (327, 25134), (354, 23217), (426, 19293), (531, 15478), (639, 12862), (654, 12567), (981, 8378), (1062, 7739), (1278, 6431), (1962, 4189)]