1288028

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 2601312

約数和(自身を除く): 1313284

約数列:

[1, 2, 4, 7, 14, 28, 157, 293, 314, 586, 628, 1099, 1172, 2051, 2198, 4102, 4396, 8204, 46001, 92002, 184004, 322007, 644014, 1288028]

約数ペア:

[(1, 1288028), (2, 644014), (4, 322007), (7, 184004), (14, 92002), (28, 46001), (157, 8204), (293, 4396), (314, 4102), (586, 2198), (628, 2051), (1099, 1172)]