42881804

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 89456640

約数和(自身を除く): 46574836

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 127, 217, 254, 389, 434, 508, 778, 868, 889, 1556, 1778, 2723, 3556, 3937, 5446, 7874, 10892, 12059, 15748, 24118, 27559, 48236, 49403, 55118, 84413, 98806, 110236, 168826, 197612, 337652, 345821, 691642, 1383284, 1531493, 3062986, 6125972, 10720451, 21440902, 42881804]

約数ペア:

[(1, 42881804), (2, 21440902), (4, 10720451), (7, 6125972), (14, 3062986), (28, 1531493), (31, 1383284), (62, 691642), (124, 345821), (127, 337652), (217, 197612), (254, 168826), (389, 110236), (434, 98806), (508, 84413), (778, 55118), (868, 49403), (889, 48236), (1556, 27559), (1778, 24118), (2723, 15748), (3556, 12059), (3937, 10892), (5446, 7874)]