201980581

素因数分解:

${\mathrm{11}}^3\times {\mathrm{263}}^1\times {\mathrm{577}}^1$

素因数の和:873

約数の個数: 16

約数和(自身を含む): 223394688

約数和(自身を除く): 21414107

約数列:

[1, 11, 121, 263, 577, 1331, 2893, 6347, 31823, 69817, 151751, 350053, 767987, 1669261, 18361871, 201980581]

約数ペア:

[(1, 201980581), (11, 18361871), (121, 1669261), (263, 767987), (577, 350053), (1331, 151751), (2893, 69817), (6347, 31823)]