55981278

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{23741}}^1$

素因数の和:23880

約数の個数: 24

約数和(自身を含む): 122223816

約数和(自身を除く): 66242538

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 23741, 47482, 71223, 142446, 213669, 427338, 3110071, 6220142, 9330213, 18660426, 27990639, 55981278]

約数ペア:

[(1, 55981278), (2, 27990639), (3, 18660426), (6, 9330213), (9, 6220142), (18, 3110071), (131, 427338), (262, 213669), (393, 142446), (786, 71223), (1179, 47482), (2358, 23741)]