81145377

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 119199080

約数和(自身を除く): 38053703

約数列:

[1, 3, 9, 109, 181, 327, 457, 543, 981, 1371, 1629, 4113, 19729, 49813, 59187, 82717, 149439, 177561, 248151, 448317, 744453, 9016153, 27048459, 81145377]

約数ペア:

[(1, 81145377), (3, 27048459), (9, 9016153), (109, 744453), (181, 448317), (327, 248151), (457, 177561), (543, 149439), (981, 82717), (1371, 59187), (1629, 49813), (4113, 19729)]