231931931

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{757}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 303879168

約数和(自身を除く): 71947237

約数列:

[1, 7, 11, 23, 77, 161, 173, 253, 757, 1211, 1771, 1903, 3979, 5299, 8327, 13321, 17411, 27853, 43769, 58289, 121877, 130961, 191521, 306383, 916727, 1340647, 1440571, 3012103, 10083997, 21084721, 33133133, 231931931]

約数ペア:

[(1, 231931931), (7, 33133133), (11, 21084721), (23, 10083997), (77, 3012103), (161, 1440571), (173, 1340647), (253, 916727), (757, 306383), (1211, 191521), (1771, 130961), (1903, 121877), (3979, 58289), (5299, 43769), (8327, 27853), (13321, 17411)]