664059473

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1459}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 867870720

約数和(自身を除く): 203811247

約数列:

[1, 7, 11, 23, 77, 161, 253, 257, 1459, 1771, 1799, 2827, 5911, 10213, 16049, 19789, 33557, 41377, 65021, 112343, 234899, 369127, 374963, 455147, 2583889, 2624741, 4124593, 8624149, 28872151, 60369043, 94865639, 664059473]

約数ペア:

[(1, 664059473), (7, 94865639), (11, 60369043), (23, 28872151), (77, 8624149), (161, 4124593), (253, 2624741), (257, 2583889), (1459, 455147), (1771, 374963), (1799, 369127), (2827, 234899), (5911, 112343), (10213, 65021), (16049, 41377), (19789, 33557)]