25214217

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3911}}^1$

素因数の和:4228

約数の個数: 16

約数和(自身を含む): 38556672

約数和(自身を除く): 13342455

約数列:

[1, 3, 7, 21, 307, 921, 2149, 3911, 6447, 11733, 27377, 82131, 1200677, 3602031, 8404739, 25214217]

約数ペア:

[(1, 25214217), (3, 8404739), (7, 3602031), (21, 1200677), (307, 82131), (921, 27377), (2149, 11733), (3911, 6447)]