278866078

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1\times {\mathrm{2719}}^1$

素因数の和:5439

約数の個数: 16

約数和(自身を含む): 440640000

約数和(自身を除く): 161773922

約数列:

[1, 2, 19, 38, 2699, 2719, 5398, 5438, 51281, 51661, 102562, 103322, 7338581, 14677162, 139433039, 278866078]

約数ペア:

[(1, 278866078), (2, 139433039), (19, 14677162), (38, 7338581), (2699, 103322), (2719, 102562), (5398, 51661), (5438, 51281)]