78418844

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{27191}}^1$

素因数の和:27305

約数の個数: 24

約数和(自身を含む): 158366208

約数和(自身を除く): 79947364

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 27191, 54382, 108764, 190337, 380674, 761348, 2800673, 5601346, 11202692, 19604711, 39209422, 78418844]

約数ペア:

[(1, 78418844), (2, 39209422), (4, 19604711), (7, 11202692), (14, 5601346), (28, 2800673), (103, 761348), (206, 380674), (412, 190337), (721, 108764), (1442, 54382), (2884, 27191)]