1108125

素因数分解:

$3^2\times 5^4\times {\mathrm{197}}^1$

素因数の和:223

約数の個数: 30

約数和(自身を含む): 2010294

約数和(自身を除く): 902169

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 197, 225, 375, 591, 625, 985, 1125, 1773, 1875, 2955, 4925, 5625, 8865, 14775, 24625, 44325, 73875, 123125, 221625, 369375, 1108125]

約数ペア:

[(1, 1108125), (3, 369375), (5, 221625), (9, 123125), (15, 73875), (25, 44325), (45, 24625), (75, 14775), (125, 8865), (197, 5625), (225, 4925), (375, 2955), (591, 1875), (625, 1773), (985, 1125)]