1325782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:411

約数の個数: 16

約数和(自身を含む): 2116800

約数和(自身を除く): 791018

約数列:

[1, 2, 19, 38, 139, 251, 278, 502, 2641, 4769, 5282, 9538, 34889, 69778, 662891, 1325782]

約数ペア:

[(1, 1325782), (2, 662891), (19, 69778), (38, 34889), (139, 9538), (251, 5282), (278, 4769), (502, 2641)]