18009375

素因数分解:

$3^1\times 5^5\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 32060448

約数和(自身を除く): 14051073

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 113, 125, 255, 339, 375, 425, 565, 625, 1275, 1695, 1875, 1921, 2125, 2825, 3125, 5763, 6375, 8475, 9375, 9605, 10625, 14125, 28815, 31875, 42375, 48025, 53125, 70625, 144075, 159375, 211875, 240125, 353125, 720375, 1059375, 1200625, 3601875, 6003125, 18009375]

約数ペア:

[(1, 18009375), (3, 6003125), (5, 3601875), (15, 1200625), (17, 1059375), (25, 720375), (51, 353125), (75, 240125), (85, 211875), (113, 159375), (125, 144075), (255, 70625), (339, 53125), (375, 48025), (425, 42375), (565, 31875), (625, 28815), (1275, 14125), (1695, 10625), (1875, 9605), (1921, 9375), (2125, 8475), (2825, 6375), (3125, 5763)]