81982473

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{21467}}^1$

素因数の和:21556

約数の個数: 16

約数和(自身を含む): 116785920

約数和(自身を除く): 34803447

約数列:

[1, 3, 19, 57, 67, 201, 1273, 3819, 21467, 64401, 407873, 1223619, 1438289, 4314867, 27327491, 81982473]

約数ペア:

[(1, 81982473), (3, 27327491), (19, 4314867), (57, 1438289), (67, 1223619), (201, 407873), (1273, 64401), (3819, 21467)]