257634

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 618240

約数和(自身を除く): 360606

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 367, 702, 734, 1101, 2202, 3303, 4771, 6606, 9542, 9909, 14313, 19818, 28626, 42939, 85878, 128817, 257634]

約数ペア:

[(1, 257634), (2, 128817), (3, 85878), (6, 42939), (9, 28626), (13, 19818), (18, 14313), (26, 9909), (27, 9542), (39, 6606), (54, 4771), (78, 3303), (117, 2202), (234, 1101), (351, 734), (367, 702)]