131706974

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{495139}}^1$

素因数の和:495167

約数の個数: 16

約数和(自身を含む): 237667200

約数和(自身を除く): 105960226

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 495139, 990278, 3465973, 6931946, 9407641, 18815282, 65853487, 131706974]

約数ペア:

[(1, 131706974), (2, 65853487), (7, 18815282), (14, 9407641), (19, 6931946), (38, 3465973), (133, 990278), (266, 495139)]