42791984

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 84994560

約数和(自身を除く): 42202576

約数列:

[1, 2, 4, 8, 16, 71, 139, 142, 271, 278, 284, 542, 556, 568, 1084, 1112, 1136, 2168, 2224, 4336, 9869, 19241, 19738, 37669, 38482, 39476, 75338, 76964, 78952, 150676, 153928, 157904, 301352, 307856, 602704, 2674499, 5348998, 10697996, 21395992, 42791984]

約数ペア:

[(1, 42791984), (2, 21395992), (4, 10697996), (8, 5348998), (16, 2674499), (71, 602704), (139, 307856), (142, 301352), (271, 157904), (278, 153928), (284, 150676), (542, 78952), (556, 76964), (568, 75338), (1084, 39476), (1112, 38482), (1136, 37669), (2168, 19738), (2224, 19241), (4336, 9869)]