689920986

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1\times {\mathrm{2543}}^1$

素因数の和:3090

約数の個数: 32

約数和(自身を含む): 1396961280

約数和(自身を除く): 707040294

約数列:

[1, 2, 3, 6, 103, 206, 309, 439, 618, 878, 1317, 2543, 2634, 5086, 7629, 15258, 45217, 90434, 135651, 261929, 271302, 523858, 785787, 1116377, 1571574, 2232754, 3349131, 6698262, 114986831, 229973662, 344960493, 689920986]

約数ペア:

[(1, 689920986), (2, 344960493), (3, 229973662), (6, 114986831), (103, 6698262), (206, 3349131), (309, 2232754), (439, 1571574), (618, 1116377), (878, 785787), (1317, 523858), (2543, 271302), (2634, 261929), (5086, 135651), (7629, 90434), (15258, 45217)]