2858205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 5289984

約数和(自身を除く): 2431779

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 167, 489, 501, 815, 835, 1141, 1169, 2445, 2505, 3423, 3507, 5705, 5845, 17115, 17535, 27221, 81663, 136105, 190547, 408315, 571641, 952735, 2858205]

約数ペア:

[(1, 2858205), (3, 952735), (5, 571641), (7, 408315), (15, 190547), (21, 136105), (35, 81663), (105, 27221), (163, 17535), (167, 17115), (489, 5845), (501, 5705), (815, 3507), (835, 3423), (1141, 2505), (1169, 2445)]