66480001

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 77414400

約数和(自身を除く): 10934399

約数列:

[1, 7, 79, 239, 503, 553, 1673, 3521, 18881, 39737, 120217, 132167, 278159, 841519, 9497143, 66480001]

約数ペア:

[(1, 66480001), (7, 9497143), (79, 841519), (239, 278159), (503, 132167), (553, 120217), (1673, 39737), (3521, 18881)]