81069615

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{823}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 154252800

約数和(自身を除く): 73183185

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 199, 495, 597, 823, 995, 1791, 2189, 2469, 2985, 4115, 6567, 7407, 8955, 9053, 10945, 12345, 19701, 27159, 32835, 37035, 45265, 81477, 98505, 135795, 163777, 407385, 491331, 818885, 1473993, 1801547, 2456655, 5404641, 7369965, 9007735, 16213923, 27023205, 81069615]

約数ペア:

[(1, 81069615), (3, 27023205), (5, 16213923), (9, 9007735), (11, 7369965), (15, 5404641), (33, 2456655), (45, 1801547), (55, 1473993), (99, 818885), (165, 491331), (199, 407385), (495, 163777), (597, 135795), (823, 98505), (995, 81477), (1791, 45265), (2189, 37035), (2469, 32835), (2985, 27159), (4115, 19701), (6567, 12345), (7407, 10945), (8955, 9053)]