71663396

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{18413}}^1$

素因数の和:18563

約数の個数: 24

約数和(自身を含む): 144365760

約数和(自身を除く): 72702364

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 18413, 36826, 73652, 128891, 257782, 515564, 2559407, 5118814, 10237628, 17915849, 35831698, 71663396]

約数ペア:

[(1, 71663396), (2, 35831698), (4, 17915849), (7, 10237628), (14, 5118814), (28, 2559407), (139, 515564), (278, 257782), (556, 128891), (973, 73652), (1946, 36826), (3892, 18413)]