291213284

素因数分解:

$2^2\times {\mathrm{383}}^1\times {\mathrm{433}}^1\times {\mathrm{439}}^1$

素因数の和:1259

約数の個数: 24

約数和(自身を含む): 513300480

約数和(自身を除く): 222087196

約数列:

[1, 2, 4, 383, 433, 439, 766, 866, 878, 1532, 1732, 1756, 165839, 168137, 190087, 331678, 336274, 380174, 663356, 672548, 760348, 72803321, 145606642, 291213284]

約数ペア:

[(1, 291213284), (2, 145606642), (4, 72803321), (383, 760348), (433, 672548), (439, 663356), (766, 380174), (866, 336274), (878, 331678), (1532, 190087), (1732, 168137), (1756, 165839)]