400670879

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{130981}}^1$

素因数の和:131030

約数の個数: 16

約数和(自身を含む): 502970880

約数和(自身を除く): 102300001

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 130981, 916867, 2488639, 3012563, 17420473, 21087941, 57238697, 400670879]

約数ペア:

[(1, 400670879), (7, 57238697), (19, 21087941), (23, 17420473), (133, 3012563), (161, 2488639), (437, 916867), (3059, 130981)]