28636328

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 63745920

約数和(自身を除く): 35109592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 83, 101, 122, 166, 202, 244, 332, 404, 427, 488, 581, 664, 707, 808, 854, 1162, 1414, 1708, 2324, 2828, 3416, 4648, 5063, 5656, 6161, 8383, 10126, 12322, 16766, 20252, 24644, 33532, 35441, 40504, 43127, 49288, 58681, 67064, 70882, 86254, 117362, 141764, 172508, 234724, 283528, 345016, 469448, 511363, 1022726, 2045452, 3579541, 4090904, 7159082, 14318164, 28636328]

約数ペア:

[(1, 28636328), (2, 14318164), (4, 7159082), (7, 4090904), (8, 3579541), (14, 2045452), (28, 1022726), (56, 511363), (61, 469448), (83, 345016), (101, 283528), (122, 234724), (166, 172508), (202, 141764), (244, 117362), (332, 86254), (404, 70882), (427, 67064), (488, 58681), (581, 49288), (664, 43127), (707, 40504), (808, 35441), (854, 33532), (1162, 24644), (1414, 20252), (1708, 16766), (2324, 12322), (2828, 10126), (3416, 8383), (4648, 6161), (5063, 5656)]