219026421

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{4801}}^1$

素因数の和:4981

約数の個数: 24

約数和(自身を含む): 327361944

約数和(自身を除く): 108335523

約数列:

[1, 3, 9, 37, 111, 137, 333, 411, 1233, 4801, 5069, 14403, 15207, 43209, 45621, 177637, 532911, 657737, 1598733, 1973211, 5919633, 24336269, 73008807, 219026421]

約数ペア:

[(1, 219026421), (3, 73008807), (9, 24336269), (37, 5919633), (111, 1973211), (137, 1598733), (333, 657737), (411, 532911), (1233, 177637), (4801, 45621), (5069, 43209), (14403, 15207)]