91971789

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{11617}}^1$

素因数の和:11669

約数の個数: 32

約数和(自身を含む): 156145920

約数和(自身を除く): 64174131

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 7917, 11617, 34851, 81319, 151021, 243957, 336893, 453063, 1010679, 1057147, 2358251, 3171441, 4379609, 7074753, 13138827, 30657263, 91971789]

約数ペア:

[(1, 91971789), (3, 30657263), (7, 13138827), (13, 7074753), (21, 4379609), (29, 3171441), (39, 2358251), (87, 1057147), (91, 1010679), (203, 453063), (273, 336893), (377, 243957), (609, 151021), (1131, 81319), (2639, 34851), (7917, 11617)]