289301948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{31081}}^1$

素因数の和:31277

約数の個数: 24

約数和(自身を含む): 548286480

約数和(自身を除く): 258984532

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2327, 4654, 9308, 31081, 62162, 124324, 404053, 808106, 1616212, 5563499, 11126998, 22253996, 72325487, 144650974, 289301948]

約数ペア:

[(1, 289301948), (2, 144650974), (4, 72325487), (13, 22253996), (26, 11126998), (52, 5563499), (179, 1616212), (358, 808106), (716, 404053), (2327, 124324), (4654, 62162), (9308, 31081)]