256550892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{4409}}^1$

素因数の和:4802

約数の個数: 48

約数和(自身を含む): 646541280

約数和(自身を除く): 389990388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 373, 746, 1119, 1492, 2238, 4409, 4476, 4849, 8818, 9698, 13227, 14547, 17636, 19396, 26454, 29094, 52908, 57317, 58188, 114634, 171951, 229268, 343902, 687804, 1644557, 3289114, 4933671, 6578228, 9867342, 19734684, 21379241, 42758482, 64137723, 85516964, 128275446, 256550892]

約数ペア:

[(1, 256550892), (2, 128275446), (3, 85516964), (4, 64137723), (6, 42758482), (12, 21379241), (13, 19734684), (26, 9867342), (39, 6578228), (52, 4933671), (78, 3289114), (156, 1644557), (373, 687804), (746, 343902), (1119, 229268), (1492, 171951), (2238, 114634), (4409, 58188), (4476, 57317), (4849, 52908), (8818, 29094), (9698, 26454), (13227, 19396), (14547, 17636)]