81502321838

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2969}}^1\times {\mathrm{41719}}^1$

素因数の和:44744

約数の個数: 32

約数和(自身を含む): 142742476800

約数和(自身を除く): 61240154962

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2969, 5938, 20783, 41566, 41719, 83438, 139543, 279086, 292033, 584066, 976801, 1953602, 1960793, 3921586, 13725551, 27451102, 123863711, 247727422, 867045977, 1734091954, 5821594417, 11643188834, 40751160919, 81502321838]

約数ペア:

[(1, 81502321838), (2, 40751160919), (7, 11643188834), (14, 5821594417), (47, 1734091954), (94, 867045977), (329, 247727422), (658, 123863711), (2969, 27451102), (5938, 13725551), (20783, 3921586), (41566, 1960793), (41719, 1953602), (83438, 976801), (139543, 584066), (279086, 292033)]