28987426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{58679}}^1$

素因数の和:58713

約数の個数: 16

約数和(自身を含む): 49291200

約数和(自身を除く): 20303774

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 58679, 117358, 762827, 1114901, 1525654, 2229802, 14493713, 28987426]

約数ペア:

[(1, 28987426), (2, 14493713), (13, 2229802), (19, 1525654), (26, 1114901), (38, 762827), (247, 117358), (494, 58679)]