20140479

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{653}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 30607200

約数和(自身を除く): 10466721

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 653, 1341, 1959, 3427, 5877, 10281, 15019, 30843, 45057, 97297, 135171, 291891, 875673, 2237831, 6713493, 20140479]

約数ペア:

[(1, 20140479), (3, 6713493), (9, 2237831), (23, 875673), (69, 291891), (149, 135171), (207, 97297), (447, 45057), (653, 30843), (1341, 15019), (1959, 10281), (3427, 5877)]