1388893047992

素因数分解:

$2^3\times {\mathrm{787}}^1\times {\mathrm{10259}}^1\times {\mathrm{21503}}^1$

素因数の和:32555

約数の個数: 32

約数和(自身を含む): 2607858892800

約数和(自身を除く): 1218965844808

約数列:

[1, 2, 4, 8, 787, 1574, 3148, 6296, 10259, 20518, 21503, 41036, 43006, 82072, 86012, 172024, 8073833, 16147666, 16922861, 32295332, 33845722, 64590664, 67691444, 135382888, 220599277, 441198554, 882397108, 1764794216, 173611630999, 347223261998, 694446523996, 1388893047992]

約数ペア:

[(1, 1388893047992), (2, 694446523996), (4, 347223261998), (8, 173611630999), (787, 1764794216), (1574, 882397108), (3148, 441198554), (6296, 220599277), (10259, 135382888), (20518, 67691444), (21503, 64590664), (41036, 33845722), (43006, 32295332), (82072, 16922861), (86012, 16147666), (172024, 8073833)]