161745974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{327421}}^1$

素因数の和:327455

約数の個数: 16

約数和(自身を含む): 275034480

約数和(自身を除く): 113288506

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 327421, 654842, 4256473, 6220999, 8512946, 12441998, 80872987, 161745974]

約数ペア:

[(1, 161745974), (2, 80872987), (13, 12441998), (19, 8512946), (26, 6220999), (38, 4256473), (247, 654842), (494, 327421)]