978012987

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{561109}}^1$

素因数の和:561202

約数の個数: 16

約数和(自身を含む): 1508263680

約数和(自身を除く): 530250693

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 561109, 1683327, 3927763, 11783289, 46572047, 139716141, 326004329, 978012987]

約数ペア:

[(1, 978012987), (3, 326004329), (7, 139716141), (21, 46572047), (83, 11783289), (249, 3927763), (581, 1683327), (1743, 561109)]