2888625

素因数分解:

$3^1\times 5^3\times {\mathrm{7703}}^1$

素因数の和:7721

約数の個数: 16

約数和(自身を含む): 4807296

約数和(自身を除く): 1918671

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 7703, 23109, 38515, 115545, 192575, 577725, 962875, 2888625]

約数ペア:

[(1, 2888625), (3, 962875), (5, 577725), (15, 192575), (25, 115545), (75, 38515), (125, 23109), (375, 7703)]