6645478

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 12640320

約数和(自身を除く): 5994842

約数列:

[1, 2, 7, 14, 19, 38, 43, 49, 83, 86, 98, 133, 166, 266, 301, 581, 602, 817, 931, 1162, 1577, 1634, 1862, 2107, 3154, 3569, 4067, 4214, 5719, 7138, 8134, 11039, 11438, 22078, 24983, 40033, 49966, 67811, 77273, 80066, 135622, 154546, 174881, 349762, 474677, 949354, 3322739, 6645478]

約数ペア:

[(1, 6645478), (2, 3322739), (7, 949354), (14, 474677), (19, 349762), (38, 174881), (43, 154546), (49, 135622), (83, 80066), (86, 77273), (98, 67811), (133, 49966), (166, 40033), (266, 24983), (301, 22078), (581, 11438), (602, 11039), (817, 8134), (931, 7138), (1162, 5719), (1577, 4214), (1634, 4067), (1862, 3569), (2107, 3154)]