25930821

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1451}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 42375168

約数和(自身を除く): 16444347

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1451, 2553, 4353, 5957, 10157, 17871, 30471, 33373, 53687, 100119, 161061, 233611, 375809, 700833, 1127427, 1234801, 3704403, 8643607, 25930821]

約数ペア:

[(1, 25930821), (3, 8643607), (7, 3704403), (21, 1234801), (23, 1127427), (37, 700833), (69, 375809), (111, 233611), (161, 161061), (259, 100119), (483, 53687), (777, 33373), (851, 30471), (1451, 17871), (2553, 10157), (4353, 5957)]