5048967147

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{20509}}^1$

素因数の和:21155

約数の個数: 32

約数和(自身を含む): 8112115200

約数和(自身を除く): 3063148053

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 617, 1851, 4319, 11723, 12957, 20509, 35169, 61527, 82061, 143563, 246183, 389671, 430689, 1169013, 2727697, 8183091, 12654053, 37962159, 88578371, 240427007, 265735113, 721281021, 1682989049, 5048967147]

約数ペア:

[(1, 5048967147), (3, 1682989049), (7, 721281021), (19, 265735113), (21, 240427007), (57, 88578371), (133, 37962159), (399, 12654053), (617, 8183091), (1851, 2727697), (4319, 1169013), (11723, 430689), (12957, 389671), (20509, 246183), (35169, 143563), (61527, 82061)]