1971291085

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{2287}}^1$

素因数の和:2473

約数の個数: 32

約数和(自身を含む): 2509258752

約数和(自身を除く): 537967667

約数列:

[1, 5, 31, 67, 83, 155, 335, 415, 2077, 2287, 2573, 5561, 10385, 11435, 12865, 27805, 70897, 153229, 172391, 189821, 354485, 766145, 861955, 949105, 4750099, 5884451, 12718007, 23750495, 29422255, 63590035, 394258217, 1971291085]

約数ペア:

[(1, 1971291085), (5, 394258217), (31, 63590035), (67, 29422255), (83, 23750495), (155, 12718007), (335, 5884451), (415, 4750099), (2077, 949105), (2287, 861955), (2573, 766145), (5561, 354485), (10385, 189821), (11435, 172391), (12865, 153229), (27805, 70897)]