26989878

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{67139}}^1$

素因数の和:67211

約数の個数: 16

約数和(自身を含む): 54786240

約数和(自身を除く): 27796362

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 67139, 134278, 201417, 402834, 4498313, 8996626, 13494939, 26989878]

約数ペア:

[(1, 26989878), (2, 13494939), (3, 8996626), (6, 4498313), (67, 402834), (134, 201417), (201, 134278), (402, 67139)]