68404959

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 125030400

約数和(自身を除く): 56625441

約数列:

[1, 3, 7, 9, 19, 21, 27, 43, 57, 63, 129, 133, 171, 189, 301, 387, 399, 443, 513, 817, 903, 1161, 1197, 1329, 2451, 2709, 3101, 3591, 3987, 5719, 7353, 8127, 8417, 9303, 11961, 17157, 19049, 22059, 25251, 27909, 51471, 57147, 58919, 75753, 83727, 133343, 154413, 171441, 176757, 227259, 361931, 400029, 514323, 530271, 1085793, 1200087, 1590813, 2533517, 3257379, 3600261, 7600551, 9772137, 22801653, 68404959]

約数ペア:

[(1, 68404959), (3, 22801653), (7, 9772137), (9, 7600551), (19, 3600261), (21, 3257379), (27, 2533517), (43, 1590813), (57, 1200087), (63, 1085793), (129, 530271), (133, 514323), (171, 400029), (189, 361931), (301, 227259), (387, 176757), (399, 171441), (443, 154413), (513, 133343), (817, 83727), (903, 75753), (1161, 58919), (1197, 57147), (1329, 51471), (2451, 27909), (2709, 25251), (3101, 22059), (3591, 19049), (3987, 17157), (5719, 11961), (7353, 9303), (8127, 8417)]