27198255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{601}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 49932288

約数和(自身を除く): 22734033

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 431, 601, 1293, 1803, 2155, 3005, 3017, 4207, 6465, 9015, 9051, 12621, 15085, 21035, 45255, 63105, 259031, 777093, 1295155, 1813217, 3885465, 5439651, 9066085, 27198255]

約数ペア:

[(1, 27198255), (3, 9066085), (5, 5439651), (7, 3885465), (15, 1813217), (21, 1295155), (35, 777093), (105, 259031), (431, 63105), (601, 45255), (1293, 21035), (1803, 15085), (2155, 12621), (3005, 9051), (3017, 9015), (4207, 6465)]