253890559

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2137}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 297353040

約数和(自身を除く): 43462481

約数列:

[1, 13, 19, 37, 169, 247, 481, 703, 2137, 3211, 6253, 9139, 27781, 40603, 79069, 118807, 361153, 527839, 1027897, 1502311, 6861907, 13362661, 19530043, 253890559]

約数ペア:

[(1, 253890559), (13, 19530043), (19, 13362661), (37, 6861907), (169, 1502311), (247, 1027897), (481, 527839), (703, 361153), (2137, 118807), (3211, 79069), (6253, 40603), (9139, 27781)]