221424453

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{1723}}^1$

素因数の和:1969

約数の個数: 24

約数和(自身を含む): 325422240

約数和(自身を除く): 103997787

約数列:

[1, 3, 9, 109, 131, 327, 393, 981, 1179, 1723, 5169, 14279, 15507, 42837, 128511, 187807, 225713, 563421, 677139, 1690263, 2031417, 24602717, 73808151, 221424453]

約数ペア:

[(1, 221424453), (3, 73808151), (9, 24602717), (109, 2031417), (131, 1690263), (327, 677139), (393, 563421), (981, 225713), (1179, 187807), (1723, 128511), (5169, 42837), (14279, 15507)]