25049865

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 41665536

約数和(自身を除く): 16615671

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 547, 645, 1065, 1641, 2735, 3053, 8205, 9159, 15265, 23521, 38837, 45795, 70563, 116511, 117605, 194185, 352815, 582555, 1669991, 5009973, 8349955, 25049865]

約数ペア:

[(1, 25049865), (3, 8349955), (5, 5009973), (15, 1669991), (43, 582555), (71, 352815), (129, 194185), (213, 117605), (215, 116511), (355, 70563), (547, 45795), (645, 38837), (1065, 23521), (1641, 15265), (2735, 9159), (3053, 8205)]