15345869

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 19797696

約数和(自身を除く): 4451827

約数列:

[1, 7, 11, 49, 71, 77, 401, 497, 539, 781, 2807, 3479, 4411, 5467, 19649, 28471, 30877, 38269, 199297, 216139, 313181, 1395079, 2192267, 15345869]

約数ペア:

[(1, 15345869), (7, 2192267), (11, 1395079), (49, 313181), (71, 216139), (77, 199297), (401, 38269), (497, 30877), (539, 28471), (781, 19649), (2807, 5467), (3479, 4411)]