83886985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 124492032

約数和(自身を除く): 40605047

約数列:

[1, 5, 7, 13, 35, 65, 91, 331, 455, 557, 1655, 2317, 2785, 3899, 4303, 7241, 11585, 19495, 21515, 30121, 36205, 50687, 150605, 184367, 253435, 921835, 1290569, 2396771, 6452845, 11983855, 16777397, 83886985]

約数ペア:

[(1, 83886985), (5, 16777397), (7, 11983855), (13, 6452845), (35, 2396771), (65, 1290569), (91, 921835), (331, 253435), (455, 184367), (557, 150605), (1655, 50687), (2317, 36205), (2785, 30121), (3899, 21515), (4303, 19495), (7241, 11585)]