12881525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 17201280

約数和(自身を除く): 4319755

約数列:

[1, 5, 19, 25, 47, 95, 235, 475, 577, 893, 1175, 2885, 4465, 10963, 14425, 22325, 27119, 54815, 135595, 274075, 515261, 677975, 2576305, 12881525]

約数ペア:

[(1, 12881525), (5, 2576305), (19, 677975), (25, 515261), (47, 274075), (95, 135595), (235, 54815), (475, 27119), (577, 22325), (893, 14425), (1175, 10963), (2885, 4465)]