28171851

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8377}}^1$

素因数の和:8458

約数の個数: 16

約数和(自身を含む): 40214400

約数和(自身を除く): 12042549

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 8377, 25131, 159163, 477489, 494243, 1482729, 9390617, 28171851]

約数ペア:

[(1, 28171851), (3, 9390617), (19, 1482729), (57, 494243), (59, 477489), (177, 159163), (1121, 25131), (3363, 8377)]