31427312

素因数分解:

$2^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1013}}^1$

素因数の和:1305

約数の個数: 40

約数和(自身を含む): 69909216

約数和(自身を除く): 38481904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 277, 554, 1013, 1108, 1939, 2026, 2216, 3878, 4052, 4432, 7091, 7756, 8104, 14182, 15512, 16208, 28364, 31024, 56728, 113456, 280601, 561202, 1122404, 1964207, 2244808, 3928414, 4489616, 7856828, 15713656, 31427312]

約数ペア:

[(1, 31427312), (2, 15713656), (4, 7856828), (7, 4489616), (8, 3928414), (14, 2244808), (16, 1964207), (28, 1122404), (56, 561202), (112, 280601), (277, 113456), (554, 56728), (1013, 31024), (1108, 28364), (1939, 16208), (2026, 15512), (2216, 14182), (3878, 8104), (4052, 7756), (4432, 7091)]