81583502

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40751}}^1$

素因数の和:40784

約数の個数: 32

約数和(自身を含む): 164312064

約数和(自身を除く): 82728562

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 40751, 81502, 285257, 448261, 529763, 570514, 896522, 1059526, 3137827, 3708341, 5827393, 6275654, 7416682, 11654786, 40791751, 81583502]

約数ペア:

[(1, 81583502), (2, 40791751), (7, 11654786), (11, 7416682), (13, 6275654), (14, 5827393), (22, 3708341), (26, 3137827), (77, 1059526), (91, 896522), (143, 570514), (154, 529763), (182, 448261), (286, 285257), (1001, 81502), (2002, 40751)]