858243547

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{547}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 1060577280

約数和(自身を除く): 202333733

約数列:

[1, 7, 19, 47, 133, 251, 329, 547, 893, 1757, 3829, 4769, 6251, 10393, 11797, 25709, 33383, 72751, 82579, 137297, 179963, 224143, 488471, 961079, 1569001, 2608643, 3419297, 6452959, 18260501, 45170713, 122606221, 858243547]

約数ペア:

[(1, 858243547), (7, 122606221), (19, 45170713), (47, 18260501), (133, 6452959), (251, 3419297), (329, 2608643), (547, 1569001), (893, 961079), (1757, 488471), (3829, 224143), (4769, 179963), (6251, 137297), (10393, 82579), (11797, 72751), (25709, 33383)]