84870986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 137894400

約数和(自身を除く): 53023414

約数列:

[1, 2, 19, 38, 71, 83, 142, 166, 379, 758, 1349, 1577, 2698, 3154, 5893, 7201, 11786, 14402, 26909, 31457, 53818, 62914, 111967, 223934, 511271, 597683, 1022542, 1195366, 2233447, 4466894, 42435493, 84870986]

約数ペア:

[(1, 84870986), (2, 42435493), (19, 4466894), (38, 2233447), (71, 1195366), (83, 1022542), (142, 597683), (166, 511271), (379, 223934), (758, 111967), (1349, 62914), (1577, 53818), (2698, 31457), (3154, 26909), (5893, 14402), (7201, 11786)]