661724168

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{513761}}^1$

素因数の和:513797

約数の個数: 32

約数和(自身を含む): 1479634560

約数和(自身を除く): 817910392

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 513761, 1027522, 2055044, 3596327, 4110088, 7192654, 11816503, 14385308, 23633006, 28770616, 47266012, 82715521, 94532024, 165431042, 330862084, 661724168]

約数ペア:

[(1, 661724168), (2, 330862084), (4, 165431042), (7, 94532024), (8, 82715521), (14, 47266012), (23, 28770616), (28, 23633006), (46, 14385308), (56, 11816503), (92, 7192654), (161, 4110088), (184, 3596327), (322, 2055044), (644, 1027522), (1288, 513761)]