291245834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1361}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 487181952

約数和(自身を除く): 195936118

約数列:

[1, 2, 11, 22, 71, 137, 142, 274, 781, 1361, 1507, 1562, 2722, 3014, 9727, 14971, 19454, 29942, 96631, 106997, 186457, 193262, 213994, 372914, 1062941, 2051027, 2125882, 4102054, 13238447, 26476894, 145622917, 291245834]

約数ペア:

[(1, 291245834), (2, 145622917), (11, 26476894), (22, 13238447), (71, 4102054), (137, 2125882), (142, 2051027), (274, 1062941), (781, 372914), (1361, 213994), (1507, 193262), (1562, 186457), (2722, 106997), (3014, 96631), (9727, 29942), (14971, 19454)]