639088008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2048359}}^1$

素因数の和:2048381

約数の個数: 32

約数和(自身を含む): 1720622400

約数和(自身を除く): 1081534392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 2048359, 4096718, 6145077, 8193436, 12290154, 16386872, 24580308, 26628667, 49160616, 53257334, 79886001, 106514668, 159772002, 213029336, 319544004, 639088008]

約数ペア:

[(1, 639088008), (2, 319544004), (3, 213029336), (4, 159772002), (6, 106514668), (8, 79886001), (12, 53257334), (13, 49160616), (24, 26628667), (26, 24580308), (39, 16386872), (52, 12290154), (78, 8193436), (104, 6145077), (156, 4096718), (312, 2048359)]