90249016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{78889}}^1$

素因数の和:78919

約数の個数: 32

約数和(自身を含む): 198802800

約数和(自身を除く): 108553784

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 78889, 157778, 315556, 631112, 867779, 1025557, 1735558, 2051114, 3471116, 4102228, 6942232, 8204456, 11281127, 22562254, 45124508, 90249016]

約数ペア:

[(1, 90249016), (2, 45124508), (4, 22562254), (8, 11281127), (11, 8204456), (13, 6942232), (22, 4102228), (26, 3471116), (44, 2051114), (52, 1735558), (88, 1025557), (104, 867779), (143, 631112), (286, 315556), (572, 157778), (1144, 78889)]