84420279

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{51257}}^1$

素因数の和:51327

約数の個数: 16

約数和(自身を含む): 127119840

約数和(自身を除く): 42699561

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 51257, 153771, 461313, 1383939, 3126677, 9380031, 28140093, 84420279]

約数ペア:

[(1, 84420279), (3, 28140093), (9, 9380031), (27, 3126677), (61, 1383939), (183, 461313), (549, 153771), (1647, 51257)]