78870708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{312979}}^1$

素因数の和:312996

約数の個数: 36

約数和(自身を含む): 227849440

約数和(自身を除く): 148978732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 312979, 625958, 938937, 1251916, 1877874, 2190853, 2816811, 3755748, 4381706, 5633622, 6572559, 8763412, 11267244, 13145118, 19717677, 26290236, 39435354, 78870708]

約数ペア:

[(1, 78870708), (2, 39435354), (3, 26290236), (4, 19717677), (6, 13145118), (7, 11267244), (9, 8763412), (12, 6572559), (14, 5633622), (18, 4381706), (21, 3755748), (28, 2816811), (36, 2190853), (42, 1877874), (63, 1251916), (84, 938937), (126, 625958), (252, 312979)]