87991112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{3257}}^1$

素因数の和:3581

約数の個数: 32

約数和(自身を含む): 180623520

約数和(自身を除く): 92632408

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 307, 614, 1228, 2456, 3257, 3377, 6514, 6754, 13028, 13508, 26056, 27016, 35827, 71654, 143308, 286616, 999899, 1999798, 3999596, 7999192, 10998889, 21997778, 43995556, 87991112]

約数ペア:

[(1, 87991112), (2, 43995556), (4, 21997778), (8, 10998889), (11, 7999192), (22, 3999596), (44, 1999798), (88, 999899), (307, 286616), (614, 143308), (1228, 71654), (2456, 35827), (3257, 27016), (3377, 26056), (6514, 13508), (6754, 13028)]