81445267

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 87834240

約数和(自身を除く): 6388973

約数列:

[1, 19, 67, 137, 467, 1273, 2603, 8873, 9179, 31289, 63979, 174401, 594491, 1215601, 4286593, 81445267]

約数ペア:

[(1, 81445267), (19, 4286593), (67, 1215601), (137, 594491), (467, 174401), (1273, 63979), (2603, 31289), (8873, 9179)]