47970003

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1999}}^1$

素因数の和:2442

約数の個数: 16

約数和(自身を含む): 67520000

約数和(自身を除く): 19549997

約数列:

[1, 3, 19, 57, 421, 1263, 1999, 5997, 7999, 23997, 37981, 113943, 841579, 2524737, 15990001, 47970003]

約数ペア:

[(1, 47970003), (3, 15990001), (19, 2524737), (57, 841579), (421, 113943), (1263, 37981), (1999, 23997), (5997, 7999)]