128894306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 211387968

約数和(自身を除く): 82493662

約数列:

[1, 2, 17, 34, 43, 86, 131, 262, 673, 731, 1346, 1462, 2227, 4454, 5633, 11266, 11441, 22882, 28939, 57878, 88163, 95761, 176326, 191522, 491963, 983926, 1498771, 2997542, 3791009, 7582018, 64447153, 128894306]

約数ペア:

[(1, 128894306), (2, 64447153), (17, 7582018), (34, 3791009), (43, 2997542), (86, 1498771), (131, 983926), (262, 491963), (673, 191522), (731, 176326), (1346, 95761), (1462, 88163), (2227, 57878), (4454, 28939), (5633, 22882), (11266, 11441)]