28905236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5987}}^1$

素因数の和:6079

約数の個数: 24

約数和(自身を含む): 54323136

約数和(自身を除く): 25417900

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 5987, 11974, 23948, 101779, 203558, 407116, 425077, 850154, 1700308, 7226309, 14452618, 28905236]

約数ペア:

[(1, 28905236), (2, 14452618), (4, 7226309), (17, 1700308), (34, 850154), (68, 425077), (71, 407116), (142, 203558), (284, 101779), (1207, 23948), (2414, 11974), (4828, 5987)]