140443919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3527

約数の個数: 32

約数和(自身を含む): 191434752

約数和(自身を除く): 50990833

約数列:

[1, 7, 11, 17, 31, 77, 119, 187, 217, 341, 527, 1309, 2387, 3461, 3689, 5797, 24227, 38071, 40579, 58837, 107291, 266497, 411859, 647207, 751037, 1180201, 1823947, 4530449, 8261407, 12767629, 20063417, 140443919]

約数ペア:

[(1, 140443919), (7, 20063417), (11, 12767629), (17, 8261407), (31, 4530449), (77, 1823947), (119, 1180201), (187, 751037), (217, 647207), (341, 411859), (527, 266497), (1309, 107291), (2387, 58837), (3461, 40579), (3689, 38071), (5797, 24227)]