399002022

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{1979}}^1$

素因数の和:2497

約数の個数: 48

約数和(自身を含む): 904400640

約数和(自身を除く): 505398618

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 487, 974, 1461, 1979, 2922, 3958, 4383, 5937, 8766, 11201, 11874, 17811, 22402, 33603, 35622, 45517, 67206, 91034, 100809, 136551, 201618, 273102, 409653, 819306, 963773, 1927546, 2891319, 5782638, 8673957, 17347914, 22166779, 44333558, 66500337, 133000674, 199501011, 399002022]

約数ペア:

[(1, 399002022), (2, 199501011), (3, 133000674), (6, 66500337), (9, 44333558), (18, 22166779), (23, 17347914), (46, 8673957), (69, 5782638), (138, 2891319), (207, 1927546), (414, 963773), (487, 819306), (974, 409653), (1461, 273102), (1979, 201618), (2922, 136551), (3958, 100809), (4383, 91034), (5937, 67206), (8766, 45517), (11201, 35622), (11874, 33603), (17811, 22402)]