2805747

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 4611072

約数和(自身を除く): 1805325

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 157, 161, 259, 471, 483, 777, 851, 1099, 2553, 3297, 3611, 5809, 5957, 10833, 17427, 17871, 25277, 40663, 75831, 121989, 133607, 400821, 935249, 2805747]

約数ペア:

[(1, 2805747), (3, 935249), (7, 400821), (21, 133607), (23, 121989), (37, 75831), (69, 40663), (111, 25277), (157, 17871), (161, 17427), (259, 10833), (471, 5957), (483, 5809), (777, 3611), (851, 3297), (1099, 2553)]