140728317

素因数分解:

$3^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1\times {\mathrm{523}}^1$

素因数の和:1132

約数の個数: 16

約数和(自身を含む): 189268800

約数和(自身を除く): 48540483

約数列:

[1, 3, 257, 349, 523, 771, 1047, 1569, 89693, 134411, 182527, 269079, 403233, 547581, 46909439, 140728317]

約数ペア:

[(1, 140728317), (3, 46909439), (257, 547581), (349, 403233), (523, 269079), (771, 182527), (1047, 134411), (1569, 89693)]