289582072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{4999}}^1$

素因数の和:5575

約数の個数: 32

約数和(自身を含む): 585900000

約数和(自身を除く): 296317928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 557, 1114, 2228, 4456, 4999, 7241, 9998, 14482, 19996, 28964, 39992, 57928, 64987, 129974, 259948, 519896, 2784443, 5568886, 11137772, 22275544, 36197759, 72395518, 144791036, 289582072]

約数ペア:

[(1, 289582072), (2, 144791036), (4, 72395518), (8, 36197759), (13, 22275544), (26, 11137772), (52, 5568886), (104, 2784443), (557, 519896), (1114, 259948), (2228, 129974), (4456, 64987), (4999, 57928), (7241, 39992), (9998, 28964), (14482, 19996)]