12457791

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 18954000

約数和(自身を除く): 6496209

約数列:

[1, 3, 9, 29, 59, 87, 177, 261, 531, 809, 1711, 2427, 5133, 7281, 15399, 23461, 47731, 70383, 143193, 211149, 429579, 1384199, 4152597, 12457791]

約数ペア:

[(1, 12457791), (3, 4152597), (9, 1384199), (29, 429579), (59, 211149), (87, 143193), (177, 70383), (261, 47731), (531, 23461), (809, 15399), (1711, 7281), (2427, 5133)]