1981094398

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 3055345920

約数和(自身を除く): 1074251522

約数列:

[1, 2, 71, 131, 142, 262, 281, 379, 562, 758, 9301, 18602, 19951, 26909, 36811, 39902, 49649, 53818, 73622, 99298, 106499, 212998, 2613581, 3525079, 5227162, 7050158, 7561429, 13951369, 15122858, 27902738, 990547199, 1981094398]

約数ペア:

[(1, 1981094398), (2, 990547199), (71, 27902738), (131, 15122858), (142, 13951369), (262, 7561429), (281, 7050158), (379, 5227162), (562, 3525079), (758, 2613581), (9301, 212998), (18602, 106499), (19951, 99298), (26909, 73622), (36811, 53818), (39902, 49649)]