7947864

素因数分解:

$2^3\times 3^2\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 21687120

約数和(自身を除く): 13739256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 167, 334, 501, 661, 668, 1002, 1322, 1336, 1503, 1983, 2004, 2644, 3006, 3966, 4008, 5288, 5949, 6012, 7932, 11898, 12024, 15864, 23796, 47592, 110387, 220774, 331161, 441548, 662322, 883096, 993483, 1324644, 1986966, 2649288, 3973932, 7947864]

約数ペア:

[(1, 7947864), (2, 3973932), (3, 2649288), (4, 1986966), (6, 1324644), (8, 993483), (9, 883096), (12, 662322), (18, 441548), (24, 331161), (36, 220774), (72, 110387), (167, 47592), (334, 23796), (501, 15864), (661, 12024), (668, 11898), (1002, 7932), (1322, 6012), (1336, 5949), (1503, 5288), (1983, 4008), (2004, 3966), (2644, 3006)]