7028091

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 11672544

約数和(自身を除く): 4644453

約数列:

[1, 3, 7, 9, 21, 63, 281, 397, 843, 1191, 1967, 2529, 2779, 3573, 5901, 8337, 17703, 25011, 111557, 334671, 780899, 1004013, 2342697, 7028091]

約数ペア:

[(1, 7028091), (3, 2342697), (7, 1004013), (9, 780899), (21, 334671), (63, 111557), (281, 25011), (397, 17703), (843, 8337), (1191, 5901), (1967, 3573), (2529, 2779)]