51617205

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 95584320

約数和(自身を除く): 43967115

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 73, 95, 171, 219, 285, 365, 657, 827, 855, 1095, 1387, 2481, 3285, 4135, 4161, 6935, 7443, 12405, 12483, 15713, 20805, 37215, 47139, 60371, 62415, 78565, 141417, 181113, 235695, 301855, 543339, 707085, 905565, 1147049, 2716695, 3441147, 5735245, 10323441, 17205735, 51617205]

約数ペア:

[(1, 51617205), (3, 17205735), (5, 10323441), (9, 5735245), (15, 3441147), (19, 2716695), (45, 1147049), (57, 905565), (73, 707085), (95, 543339), (171, 301855), (219, 235695), (285, 181113), (365, 141417), (657, 78565), (827, 62415), (855, 60371), (1095, 47139), (1387, 37215), (2481, 20805), (3285, 15713), (4135, 12483), (4161, 12405), (6935, 7443)]