212673377

素因数分解:

$7^4\times {\mathrm{101}}^1\times {\mathrm{877}}^1$

素因数の和:1006

約数の個数: 20

約数和(自身を含む): 250846356

約数和(自身を除く): 38172979

約数列:

[1, 7, 49, 101, 343, 707, 877, 2401, 4949, 6139, 34643, 42973, 88577, 242501, 300811, 620039, 2105677, 4340273, 30381911, 212673377]

約数ペア:

[(1, 212673377), (7, 30381911), (49, 4340273), (101, 2105677), (343, 620039), (707, 300811), (877, 242501), (2401, 88577), (4949, 42973), (6139, 34643)]