978405631

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{12539}}^1$

素因数の和:12774

約数の個数: 16

約数和(自身を含む): 1141240320

約数和(自身を除く): 162834689

約数列:

[1, 7, 71, 157, 497, 1099, 11147, 12539, 78029, 87773, 890269, 1968623, 6231883, 13780361, 139772233, 978405631]

約数ペア:

[(1, 978405631), (7, 139772233), (71, 13780361), (157, 6231883), (497, 1968623), (1099, 890269), (11147, 87773), (12539, 78029)]