66276868

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17029}}^1$

素因数の和:17179

約数の個数: 24

約数和(自身を含む): 133515200

約数和(自身を除く): 67238332

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 17029, 34058, 68116, 119203, 238406, 476812, 2367031, 4734062, 9468124, 16569217, 33138434, 66276868]

約数ペア:

[(1, 66276868), (2, 33138434), (4, 16569217), (7, 9468124), (14, 4734062), (28, 2367031), (139, 476812), (278, 238406), (556, 119203), (973, 68116), (1946, 34058), (3892, 17029)]