644907984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1919369}}^1$

素因数の和:1919387

約数の個数: 40

約数和(自身を含む): 1904015040

約数和(自身を除く): 1259107056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1919369, 3838738, 5758107, 7677476, 11516214, 13435583, 15354952, 23032428, 26871166, 30709904, 40306749, 46064856, 53742332, 80613498, 92129712, 107484664, 161226996, 214969328, 322453992, 644907984]

約数ペア:

[(1, 644907984), (2, 322453992), (3, 214969328), (4, 161226996), (6, 107484664), (7, 92129712), (8, 80613498), (12, 53742332), (14, 46064856), (16, 40306749), (21, 30709904), (24, 26871166), (28, 23032428), (42, 15354952), (48, 13435583), (56, 11516214), (84, 7677476), (112, 5758107), (168, 3838738), (336, 1919369)]