7641108

素因数分解:

$2^2\times 3^3\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 19992000

約数和(自身を除く): 12350892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 139, 278, 417, 509, 556, 834, 1018, 1251, 1527, 1668, 2036, 2502, 3054, 3753, 4581, 5004, 6108, 7506, 9162, 13743, 15012, 18324, 27486, 54972, 70751, 141502, 212253, 283004, 424506, 636759, 849012, 1273518, 1910277, 2547036, 3820554, 7641108]

約数ペア:

[(1, 7641108), (2, 3820554), (3, 2547036), (4, 1910277), (6, 1273518), (9, 849012), (12, 636759), (18, 424506), (27, 283004), (36, 212253), (54, 141502), (108, 70751), (139, 54972), (278, 27486), (417, 18324), (509, 15012), (556, 13743), (834, 9162), (1018, 7506), (1251, 6108), (1527, 5004), (1668, 4581), (2036, 3753), (2502, 3054)]