1285457558

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2131}}^1\times {\mathrm{3917}}^1$

素因数の和:6068

約数の個数: 32

約数和(自身を含む): 2405714688

約数和(自身を除く): 1120257130

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 2131, 3917, 4262, 7834, 14917, 23441, 27419, 29834, 43087, 46882, 54838, 86174, 164087, 301609, 328174, 603218, 8347127, 16694254, 58429889, 91818397, 116859778, 183636794, 642728779, 1285457558]

約数ペア:

[(1, 1285457558), (2, 642728779), (7, 183636794), (11, 116859778), (14, 91818397), (22, 58429889), (77, 16694254), (154, 8347127), (2131, 603218), (3917, 328174), (4262, 301609), (7834, 164087), (14917, 86174), (23441, 54838), (27419, 46882), (29834, 43087)]