28085428

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{8429}}^1$

素因数の和:8464

約数の個数: 36

約数和(自身を含む): 60544260

約数和(自身を除く): 32458832

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 8429, 16858, 33716, 59003, 118006, 143293, 236012, 286586, 413021, 573172, 826042, 1003051, 1652084, 2006102, 4012204, 7021357, 14042714, 28085428]

約数ペア:

[(1, 28085428), (2, 14042714), (4, 7021357), (7, 4012204), (14, 2006102), (17, 1652084), (28, 1003051), (34, 826042), (49, 573172), (68, 413021), (98, 286586), (119, 236012), (196, 143293), (238, 118006), (476, 59003), (833, 33716), (1666, 16858), (3332, 8429)]