31559979

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 49065984

約数和(自身を除く): 17506005

約数列:

[1, 3, 11, 23, 33, 43, 69, 129, 253, 473, 759, 967, 989, 1419, 2901, 2967, 10637, 10879, 22241, 31911, 32637, 41581, 66723, 124743, 244651, 457391, 733953, 956363, 1372173, 2869089, 10519993, 31559979]

約数ペア:

[(1, 31559979), (3, 10519993), (11, 2869089), (23, 1372173), (33, 956363), (43, 733953), (69, 457391), (129, 244651), (253, 124743), (473, 66723), (759, 41581), (967, 32637), (989, 31911), (1419, 22241), (2901, 10879), (2967, 10637)]