1287496

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 2802240

約数和(自身を除く): 1514744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 277, 332, 554, 581, 664, 1108, 1162, 1939, 2216, 2324, 3878, 4648, 7756, 15512, 22991, 45982, 91964, 160937, 183928, 321874, 643748, 1287496]

約数ペア:

[(1, 1287496), (2, 643748), (4, 321874), (7, 183928), (8, 160937), (14, 91964), (28, 45982), (56, 22991), (83, 15512), (166, 7756), (277, 4648), (332, 3878), (554, 2324), (581, 2216), (664, 1939), (1108, 1162)]