1388893496

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{12473}}^1$

素因数の和:12959

約数の個数: 32

約数和(自身を含む): 2694384000

約数和(自身を除く): 1305490504

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 449, 898, 1796, 3592, 12473, 13919, 24946, 27838, 49892, 55676, 99784, 111352, 386663, 773326, 1546652, 3093304, 5600377, 11200754, 22401508, 44803016, 173611687, 347223374, 694446748, 1388893496]

約数ペア:

[(1, 1388893496), (2, 694446748), (4, 347223374), (8, 173611687), (31, 44803016), (62, 22401508), (124, 11200754), (248, 5600377), (449, 3093304), (898, 1546652), (1796, 773326), (3592, 386663), (12473, 111352), (13919, 99784), (24946, 55676), (27838, 49892)]