2788973905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{1367}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 3548219904

約数和(自身を除く): 759245999

約数列:

[1, 5, 23, 113, 115, 157, 565, 785, 1367, 2599, 3611, 6835, 12995, 17741, 18055, 31441, 88705, 154471, 157205, 214619, 408043, 772355, 1073095, 2040215, 3552833, 4936237, 17764165, 24251947, 24681185, 121259735, 557794781, 2788973905]

約数ペア:

[(1, 2788973905), (5, 557794781), (23, 121259735), (113, 24681185), (115, 24251947), (157, 17764165), (565, 4936237), (785, 3552833), (1367, 2040215), (2599, 1073095), (3611, 772355), (6835, 408043), (12995, 214619), (17741, 157205), (18055, 154471), (31441, 88705)]