1389457370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{863017}}^1$

素因数の和:863054

約数の個数: 32

約数和(自身を含む): 2982590208

約数和(自身を除く): 1593132838

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 863017, 1726034, 4315085, 6041119, 8630170, 12082238, 19849391, 30205595, 39698782, 60411190, 99246955, 138945737, 198493910, 277891474, 694728685, 1389457370]

約数ペア:

[(1, 1389457370), (2, 694728685), (5, 277891474), (7, 198493910), (10, 138945737), (14, 99246955), (23, 60411190), (35, 39698782), (46, 30205595), (70, 19849391), (115, 12082238), (161, 8630170), (230, 6041119), (322, 4315085), (805, 1726034), (1610, 863017)]