80778962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{9439}}^1$

素因数の和:9841

約数の個数: 16

約数和(自身を含む): 132537600

約数和(自身を除く): 51758638

約数列:

[1, 2, 11, 22, 389, 778, 4279, 8558, 9439, 18878, 103829, 207658, 3671771, 7343542, 40389481, 80778962]

約数ペア:

[(1, 80778962), (2, 40389481), (11, 7343542), (22, 3671771), (389, 207658), (778, 103829), (4279, 18878), (8558, 9439)]