391485453

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 542511648

約数和(自身を除く): 151026195

約数列:

[1, 3, 31, 93, 251, 541, 753, 961, 1623, 2883, 7781, 16771, 23343, 50313, 135791, 241211, 407373, 519901, 723633, 1559703, 4209521, 12628563, 130495151, 391485453]

約数ペア:

[(1, 391485453), (3, 130495151), (31, 12628563), (93, 4209521), (251, 1559703), (541, 723633), (753, 519901), (961, 407373), (1623, 241211), (2883, 135791), (7781, 50313), (16771, 23343)]