57920919

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 90201600

約数和(自身を除く): 32280681

約数列:

[1, 3, 7, 21, 107, 149, 173, 321, 447, 519, 749, 1043, 1211, 2247, 3129, 3633, 15943, 18511, 25777, 47829, 55533, 77331, 111601, 129577, 180439, 334803, 388731, 541317, 2758139, 8274417, 19306973, 57920919]

約数ペア:

[(1, 57920919), (3, 19306973), (7, 8274417), (21, 2758139), (107, 541317), (149, 388731), (173, 334803), (321, 180439), (447, 129577), (519, 111601), (749, 77331), (1043, 55533), (1211, 47829), (2247, 25777), (3129, 18511), (3633, 15943)]