495339747

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{28871}}^1$

素因数の和:28943

約数の個数: 32

約数和(自身を含む): 813035520

約数和(自身を除く): 317695773

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719, 17157, 28871, 86613, 202097, 548549, 606291, 1241453, 1645647, 3724359, 3839843, 8690171, 11519529, 23587607, 26070513, 70762821, 165113249, 495339747]

約数ペア:

[(1, 495339747), (3, 165113249), (7, 70762821), (19, 26070513), (21, 23587607), (43, 11519529), (57, 8690171), (129, 3839843), (133, 3724359), (301, 1645647), (399, 1241453), (817, 606291), (903, 548549), (2451, 202097), (5719, 86613), (17157, 28871)]