131996368

素因数分解:

$2^4\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2939}}^1$

素因数の和:3355

約数の個数: 40

約数和(自身を含む): 293106240

約数和(自身を除く): 161109872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 401, 802, 1604, 2807, 2939, 3208, 5614, 5878, 6416, 11228, 11756, 20573, 22456, 23512, 41146, 44912, 47024, 82292, 164584, 329168, 1178539, 2357078, 4714156, 8249773, 9428312, 16499546, 18856624, 32999092, 65998184, 131996368]

約数ペア:

[(1, 131996368), (2, 65998184), (4, 32999092), (7, 18856624), (8, 16499546), (14, 9428312), (16, 8249773), (28, 4714156), (56, 2357078), (112, 1178539), (401, 329168), (802, 164584), (1604, 82292), (2807, 47024), (2939, 44912), (3208, 41146), (5614, 23512), (5878, 22456), (6416, 20573), (11228, 11756)]