7948647

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{449}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 13197600

約数和(自身を除く): 5248953

約数列:

[1, 3, 7, 9, 21, 63, 281, 449, 843, 1347, 1967, 2529, 3143, 4041, 5901, 9429, 17703, 28287, 126169, 378507, 883183, 1135521, 2649549, 7948647]

約数ペア:

[(1, 7948647), (3, 2649549), (7, 1135521), (9, 883183), (21, 378507), (63, 126169), (281, 28287), (449, 17703), (843, 9429), (1347, 5901), (1967, 4041), (2529, 3143)]