165491963

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4259}}^1$

素因数の和:4347

約数の個数: 24

約数和(自身を含む): 210767760

約数和(自身を除く): 45275797

約数列:

[1, 7, 13, 49, 61, 91, 427, 637, 793, 2989, 4259, 5551, 29813, 38857, 55367, 208691, 259799, 387569, 1818593, 2712983, 3377387, 12730151, 23641709, 165491963]

約数ペア:

[(1, 165491963), (7, 23641709), (13, 12730151), (49, 3377387), (61, 2712983), (91, 1818593), (427, 387569), (637, 259799), (793, 208691), (2989, 55367), (4259, 38857), (5551, 29813)]