172977894

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{417821}}^1$

素因数の和:417852

約数の個数: 24

約数和(自身を含む): 391081392

約数和(自身を除く): 218103498

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 417821, 835642, 1253463, 2506926, 3760389, 7520778, 9609883, 19219766, 28829649, 57659298, 86488947, 172977894]

約数ペア:

[(1, 172977894), (2, 86488947), (3, 57659298), (6, 28829649), (9, 19219766), (18, 9609883), (23, 7520778), (46, 3760389), (69, 2506926), (138, 1253463), (207, 835642), (414, 417821)]