81030939

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^2\times {\mathrm{547}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 119867328

約数和(自身を除く): 38836389

約数列:

[1, 3, 11, 33, 67, 201, 547, 737, 1641, 2211, 4489, 6017, 13467, 18051, 36649, 49379, 109947, 148137, 403139, 1209417, 2455483, 7366449, 27010313, 81030939]

約数ペア:

[(1, 81030939), (3, 27010313), (11, 7366449), (33, 2455483), (67, 1209417), (201, 403139), (547, 148137), (737, 109947), (1641, 49379), (2211, 36649), (4489, 18051), (6017, 13467)]