28612766

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 55310976

約数和(自身を除く): 26698210

約数列:

[1, 2, 7, 13, 14, 26, 37, 49, 74, 91, 98, 182, 259, 481, 518, 607, 637, 962, 1214, 1274, 1813, 3367, 3626, 4249, 6734, 7891, 8498, 15782, 22459, 23569, 29743, 44918, 47138, 55237, 59486, 110474, 157213, 291967, 314426, 386659, 583934, 773318, 1100491, 2043769, 2200982, 4087538, 14306383, 28612766]

約数ペア:

[(1, 28612766), (2, 14306383), (7, 4087538), (13, 2200982), (14, 2043769), (26, 1100491), (37, 773318), (49, 583934), (74, 386659), (91, 314426), (98, 291967), (182, 157213), (259, 110474), (481, 59486), (518, 55237), (607, 47138), (637, 44918), (962, 29743), (1214, 23569), (1274, 22459), (1813, 15782), (3367, 8498), (3626, 7891), (4249, 6734)]