90291292

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19081}}^1$

素因数の和:19118

約数の個数: 36

約数和(自身を含む): 195552336

約数和(自身を除く): 105261044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 19081, 38162, 76324, 133567, 248053, 267134, 496106, 534268, 992212, 1736371, 3224689, 3472742, 6449378, 6945484, 12898756, 22572823, 45145646, 90291292]

約数ペア:

[(1, 90291292), (2, 45145646), (4, 22572823), (7, 12898756), (13, 6945484), (14, 6449378), (26, 3472742), (28, 3224689), (52, 1736371), (91, 992212), (169, 534268), (182, 496106), (338, 267134), (364, 248053), (676, 133567), (1183, 76324), (2366, 38162), (4732, 19081)]