1531593221

素因数分解:

${\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 1583469888

約数和(自身を除く): 51876667

約数列:

[1, 43, 181, 307, 641, 7783, 13201, 27563, 55567, 116021, 196787, 2389381, 4988903, 8461841, 35618447, 1531593221]

約数ペア:

[(1, 1531593221), (43, 35618447), (181, 8461841), (307, 4988903), (641, 2389381), (7783, 196787), (13201, 116021), (27563, 55567)]