271317459

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 443520000

約数和(自身を除く): 172202541

約数列:

[1, 3, 7, 21, 41, 49, 59, 109, 123, 147, 177, 287, 327, 343, 413, 763, 861, 1029, 1239, 2009, 2289, 2419, 2891, 4469, 5341, 6027, 6431, 7257, 8673, 13407, 14063, 16023, 16933, 19293, 20237, 31283, 37387, 42189, 45017, 50799, 60711, 93849, 112161, 118531, 135051, 218981, 263671, 315119, 355593, 656943, 791013, 829717, 945357, 1532867, 1845697, 2205833, 2489151, 4598601, 5537091, 6617499, 12919879, 38759637, 90439153, 271317459]

約数ペア:

[(1, 271317459), (3, 90439153), (7, 38759637), (21, 12919879), (41, 6617499), (49, 5537091), (59, 4598601), (109, 2489151), (123, 2205833), (147, 1845697), (177, 1532867), (287, 945357), (327, 829717), (343, 791013), (413, 656943), (763, 355593), (861, 315119), (1029, 263671), (1239, 218981), (2009, 135051), (2289, 118531), (2419, 112161), (2891, 93849), (4469, 60711), (5341, 50799), (6027, 45017), (6431, 42189), (7257, 37387), (8673, 31283), (13407, 20237), (14063, 19293), (16023, 16933)]