858772887

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{13709}}^1$

素因数の和:13895

約数の個数: 32

約数和(自身を含む): 1386355200

約数和(自身を除く): 527582313

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 2983, 3297, 8949, 13709, 20881, 41127, 62643, 95963, 260471, 287889, 781413, 1823297, 2152313, 5469891, 6456939, 15066191, 40893947, 45198573, 122681841, 286257629, 858772887]

約数ペア:

[(1, 858772887), (3, 286257629), (7, 122681841), (19, 45198573), (21, 40893947), (57, 15066191), (133, 6456939), (157, 5469891), (399, 2152313), (471, 1823297), (1099, 781413), (2983, 287889), (3297, 260471), (8949, 95963), (13709, 62643), (20881, 41127)]