390980023

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1\times {\mathrm{673}}^1$

素因数の和:1386

約数の個数: 16

約数和(自身を含む): 451310400

約数和(自身を除く): 60330377

約数列:

[1, 7, 149, 557, 673, 1043, 3899, 4711, 82993, 100277, 374861, 580951, 701939, 2624027, 55854289, 390980023]

約数ペア:

[(1, 390980023), (7, 55854289), (149, 2624027), (557, 701939), (673, 580951), (1043, 374861), (3899, 100277), (4711, 82993)]