250991244

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{331999}}^1$

素因数の和:332019

約数の個数: 48

約数和(自身を含む): 743680000

約数和(自身を除く): 492688756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 331999, 663998, 995997, 1327996, 1991994, 2323993, 2987991, 3983988, 4647986, 5975982, 6971979, 8963973, 9295972, 11951964, 13943958, 17927946, 20915937, 27887916, 35855892, 41831874, 62747811, 83663748, 125495622, 250991244]

約数ペア:

[(1, 250991244), (2, 125495622), (3, 83663748), (4, 62747811), (6, 41831874), (7, 35855892), (9, 27887916), (12, 20915937), (14, 17927946), (18, 13943958), (21, 11951964), (27, 9295972), (28, 8963973), (36, 6971979), (42, 5975982), (54, 4647986), (63, 3983988), (84, 2987991), (108, 2323993), (126, 1991994), (189, 1327996), (252, 995997), (378, 663998), (756, 331999)]