2509479

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 4216992

約数和(自身を除く): 1707513

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 653, 1281, 1959, 3843, 4571, 5877, 13713, 39833, 41139, 119499, 278831, 358497, 836493, 2509479]

約数ペア:

[(1, 2509479), (3, 836493), (7, 358497), (9, 278831), (21, 119499), (61, 41139), (63, 39833), (183, 13713), (427, 5877), (549, 4571), (653, 3843), (1281, 1959)]