683984

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 40

約数和(自身を含む): 1571328

約数和(自身を除く): 887344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 197, 217, 248, 394, 434, 496, 788, 868, 1379, 1576, 1736, 2758, 3152, 3472, 5516, 6107, 11032, 12214, 22064, 24428, 42749, 48856, 85498, 97712, 170996, 341992, 683984]

約数ペア:

[(1, 683984), (2, 341992), (4, 170996), (7, 97712), (8, 85498), (14, 48856), (16, 42749), (28, 24428), (31, 22064), (56, 12214), (62, 11032), (112, 6107), (124, 5516), (197, 3472), (217, 3152), (248, 2758), (394, 1736), (434, 1576), (496, 1379), (788, 868)]