285014774

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 488216400

約数和(自身を除く): 203201626

約数列:

[1, 2, 11, 22, 37, 74, 121, 139, 229, 242, 278, 407, 458, 814, 1529, 2519, 3058, 4477, 5038, 5143, 8473, 8954, 10286, 16819, 16946, 27709, 31831, 33638, 55418, 56573, 63662, 93203, 113146, 186406, 350141, 622303, 700282, 1025233, 1177747, 1244606, 2050466, 2355494, 3851551, 7703102, 12955217, 25910434, 142507387, 285014774]

約数ペア:

[(1, 285014774), (2, 142507387), (11, 25910434), (22, 12955217), (37, 7703102), (74, 3851551), (121, 2355494), (139, 2050466), (229, 1244606), (242, 1177747), (278, 1025233), (407, 700282), (458, 622303), (814, 350141), (1529, 186406), (2519, 113146), (3058, 93203), (4477, 63662), (5038, 56573), (5143, 55418), (8473, 33638), (8954, 31831), (10286, 27709), (16819, 16946)]