210540735

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67807}}^1$

素因数の和:67844

約数の個数: 32

約数和(自身を含む): 390574080

約数和(自身を除く): 180033345

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 67807, 203421, 339035, 610263, 1017105, 1559561, 1830789, 3051315, 4678683, 7797805, 9153945, 14036049, 23393415, 42108147, 70180245, 210540735]

約数ペア:

[(1, 210540735), (3, 70180245), (5, 42108147), (9, 23393415), (15, 14036049), (23, 9153945), (27, 7797805), (45, 4678683), (69, 3051315), (115, 1830789), (135, 1559561), (207, 1017105), (345, 610263), (621, 339035), (1035, 203421), (3105, 67807)]