28629375

素因数分解:

$3^1\times 5^4\times {\mathrm{15269}}^1$

素因数の和:15292

約数の個数: 20

約数和(自身を含む): 47703480

約数和(自身を除く): 19074105

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 15269, 45807, 76345, 229035, 381725, 1145175, 1908625, 5725875, 9543125, 28629375]

約数ペア:

[(1, 28629375), (3, 9543125), (5, 5725875), (15, 1908625), (25, 1145175), (75, 381725), (125, 229035), (375, 76345), (625, 45807), (1875, 15269)]