20120877255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13367}}^1\times {\mathrm{5903}}^1$

素因数の和:19295

約数の個数: 32

約数和(自身を含む): 34095458304

約数和(自身を除く): 13974581049

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 5903, 13367, 17709, 29515, 40101, 66835, 88545, 100351, 200505, 227239, 301053, 501755, 681717, 1136195, 1505265, 3408585, 78905401, 236716203, 394527005, 1183581015, 1341391817, 4024175451, 6706959085, 20120877255]

約数ペア:

[(1, 20120877255), (3, 6706959085), (5, 4024175451), (15, 1341391817), (17, 1183581015), (51, 394527005), (85, 236716203), (255, 78905401), (5903, 3408585), (13367, 1505265), (17709, 1136195), (29515, 681717), (40101, 501755), (66835, 301053), (88545, 227239), (100351, 200505)]