52720003

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1019}}^1$

素因数の和:1434

約数の個数: 16

約数和(自身を含む): 63648000

約数和(自身を除く): 10927997

約数列:

[1, 7, 19, 133, 389, 1019, 2723, 7133, 7391, 19361, 51737, 135527, 396391, 2774737, 7531429, 52720003]

約数ペア:

[(1, 52720003), (7, 7531429), (19, 2774737), (133, 396391), (389, 135527), (1019, 51737), (2723, 19361), (7133, 7391)]