2961987

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3001}}^1$

素因数の和:3058

約数の個数: 16

約数和(自身を含む): 4611072

約数和(自身を除く): 1649085

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 3001, 9003, 21007, 63021, 141047, 423141, 987329, 2961987]

約数ペア:

[(1, 2961987), (3, 987329), (7, 423141), (21, 141047), (47, 63021), (141, 21007), (329, 9003), (987, 3001)]