65905889

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 85063680

約数和(自身を除く): 19157791

約数列:

[1, 7, 17, 19, 103, 119, 133, 283, 323, 721, 1751, 1957, 1981, 2261, 4811, 5377, 12257, 13699, 29149, 33269, 33677, 37639, 91409, 204043, 232883, 495533, 553831, 639863, 3468731, 3876817, 9415127, 65905889]

約数ペア:

[(1, 65905889), (7, 9415127), (17, 3876817), (19, 3468731), (103, 639863), (119, 553831), (133, 495533), (283, 232883), (323, 204043), (721, 91409), (1751, 37639), (1957, 33677), (1981, 33269), (2261, 29149), (4811, 13699), (5377, 12257)]