27703125

素因数分解:

$3^2\times 5^6\times {\mathrm{197}}^1$

素因数の和:233

約数の個数: 42

約数和(自身を含む): 50272794

約数和(自身を除く): 22569669

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 197, 225, 375, 591, 625, 985, 1125, 1773, 1875, 2955, 3125, 4925, 5625, 8865, 9375, 14775, 15625, 24625, 28125, 44325, 46875, 73875, 123125, 140625, 221625, 369375, 615625, 1108125, 1846875, 3078125, 5540625, 9234375, 27703125]

約数ペア:

[(1, 27703125), (3, 9234375), (5, 5540625), (9, 3078125), (15, 1846875), (25, 1108125), (45, 615625), (75, 369375), (125, 221625), (197, 140625), (225, 123125), (375, 73875), (591, 46875), (625, 44325), (985, 28125), (1125, 24625), (1773, 15625), (1875, 14775), (2955, 9375), (3125, 8865), (4925, 5625)]