12902490005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{530203}}^1$

素因数の和:530396

約数の個数: 16

約数和(自身を含む): 16084268544

約数和(自身を除く): 3181778539

約数列:

[1, 5, 31, 155, 157, 785, 4867, 24335, 530203, 2651015, 16436293, 82181465, 83241871, 416209355, 2580498001, 12902490005]

約数ペア:

[(1, 12902490005), (5, 2580498001), (31, 416209355), (155, 83241871), (157, 82181465), (785, 16436293), (4867, 2651015), (24335, 530203)]