220173987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{392467}}^1$

素因数の和:392498

約数の個数: 16

約数和(自身を含む): 339092352

約数和(自身を除く): 118918365

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 392467, 1177401, 4317137, 6671939, 12951411, 20015817, 73391329, 220173987]

約数ペア:

[(1, 220173987), (3, 73391329), (11, 20015817), (17, 12951411), (33, 6671939), (51, 4317137), (187, 1177401), (561, 392467)]