641865672

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1273543}}^1$

素因数の和:1273562

約数の個数: 48

約数和(自身を含む): 1986728640

約数和(自身を除く): 1344862968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1273543, 2547086, 3820629, 5094172, 7641258, 8914801, 10188344, 11461887, 15282516, 17829602, 22923774, 26744403, 30565032, 35659204, 45847548, 53488806, 71318408, 80233209, 91695096, 106977612, 160466418, 213955224, 320932836, 641865672]

約数ペア:

[(1, 641865672), (2, 320932836), (3, 213955224), (4, 160466418), (6, 106977612), (7, 91695096), (8, 80233209), (9, 71318408), (12, 53488806), (14, 45847548), (18, 35659204), (21, 30565032), (24, 26744403), (28, 22923774), (36, 17829602), (42, 15282516), (56, 11461887), (63, 10188344), (72, 8914801), (84, 7641258), (126, 5094172), (168, 3820629), (252, 2547086), (504, 1273543)]