16969725

素因数分解:

$3^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:594

約数の個数: 36

約数和(自身を含む): 30628000

約数和(自身を除く): 13658275

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 199, 225, 379, 597, 995, 1137, 1791, 1895, 2985, 3411, 4975, 5685, 8955, 9475, 14925, 17055, 28425, 44775, 75421, 85275, 226263, 377105, 678789, 1131315, 1885525, 3393945, 5656575, 16969725]

約数ペア:

[(1, 16969725), (3, 5656575), (5, 3393945), (9, 1885525), (15, 1131315), (25, 678789), (45, 377105), (75, 226263), (199, 85275), (225, 75421), (379, 44775), (597, 28425), (995, 17055), (1137, 14925), (1791, 9475), (1895, 8955), (2985, 5685), (3411, 4975)]