71753721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{479}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 108380160

約数和(自身を除く): 36626439

約数列:

[1, 3, 13, 23, 39, 69, 167, 299, 479, 501, 897, 1437, 2171, 3841, 6227, 6513, 11017, 11523, 18681, 33051, 49933, 79993, 143221, 149799, 239979, 429663, 1039909, 1839839, 3119727, 5519517, 23917907, 71753721]

約数ペア:

[(1, 71753721), (3, 23917907), (13, 5519517), (23, 3119727), (39, 1839839), (69, 1039909), (167, 429663), (299, 239979), (479, 149799), (501, 143221), (897, 79993), (1437, 49933), (2171, 33051), (3841, 18681), (6227, 11523), (6513, 11017)]