16522765

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 23569920

約数和(自身を除く): 7047155

約数列:

[1, 5, 7, 35, 61, 71, 109, 305, 355, 427, 497, 545, 763, 2135, 2485, 3815, 4331, 6649, 7739, 21655, 30317, 33245, 38695, 46543, 54173, 151585, 232715, 270865, 472079, 2360395, 3304553, 16522765]

約数ペア:

[(1, 16522765), (5, 3304553), (7, 2360395), (35, 472079), (61, 270865), (71, 232715), (109, 151585), (305, 54173), (355, 46543), (427, 38695), (497, 33245), (545, 30317), (763, 21655), (2135, 7739), (2485, 6649), (3815, 4331)]