2017501647

素因数分解:

$3^1\times 7^3\times {\mathrm{1960643}}^1$

素因数の和:1960667

約数の個数: 16

約数和(自身を含む): 3137030400

約数和(自身を除く): 1119528753

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1960643, 5881929, 13724501, 41173503, 96071507, 288214521, 672500549, 2017501647]

約数ペア:

[(1, 2017501647), (3, 672500549), (7, 288214521), (21, 96071507), (49, 41173503), (147, 13724501), (343, 5881929), (1029, 1960643)]