389725777

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127403}}^1$

素因数の和:127452

約数の個数: 16

約数和(自身を含む): 489231360

約数和(自身を除く): 99505583

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 127403, 891821, 2420657, 2930269, 16944599, 20511883, 55675111, 389725777]

約数ペア:

[(1, 389725777), (7, 55675111), (19, 20511883), (23, 16944599), (133, 2930269), (161, 2420657), (437, 891821), (3059, 127403)]