139986406

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{136973}}^1$

素因数の和:137055

約数の個数: 16

約数和(自身を含む): 243265824

約数和(自身を除く): 103279418

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 136973, 273946, 958811, 1917622, 9999029, 19998058, 69993203, 139986406]

約数ペア:

[(1, 139986406), (2, 69993203), (7, 19998058), (14, 9999029), (73, 1917622), (146, 958811), (511, 273946), (1022, 136973)]