3178125

素因数分解:

$3^2\times 5^5\times {\mathrm{113}}^1$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 5788692

約数和(自身を除く): 2610567

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 125, 225, 339, 375, 565, 625, 1017, 1125, 1695, 1875, 2825, 3125, 5085, 5625, 8475, 9375, 14125, 25425, 28125, 42375, 70625, 127125, 211875, 353125, 635625, 1059375, 3178125]

約数ペア:

[(1, 3178125), (3, 1059375), (5, 635625), (9, 353125), (15, 211875), (25, 127125), (45, 70625), (75, 42375), (113, 28125), (125, 25425), (225, 14125), (339, 9375), (375, 8475), (565, 5625), (625, 5085), (1017, 3125), (1125, 2825), (1695, 1875)]