2015990515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{9679}}^1$

素因数の和:10243

約数の個数: 32

約数和(自身を含む): 3022018560

約数和(自身を除く): 1006028045

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 541, 2705, 3787, 5951, 9679, 18935, 29755, 41657, 48395, 67753, 106469, 208285, 338765, 532345, 745283, 3726415, 5236339, 26181695, 36654373, 57599729, 183271865, 287998645, 403198103, 2015990515]

約数ペア:

[(1, 2015990515), (5, 403198103), (7, 287998645), (11, 183271865), (35, 57599729), (55, 36654373), (77, 26181695), (385, 5236339), (541, 3726415), (2705, 745283), (3787, 532345), (5951, 338765), (9679, 208285), (18935, 106469), (29755, 67753), (41657, 48395)]