290445736

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{17231}}^1$

素因数の和:17294

約数の個数: 48

約数和(自身を含む): 648267840

約数和(自身を除く): 357822104

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1204, 2107, 2408, 4214, 8428, 16856, 17231, 34462, 68924, 120617, 137848, 241234, 482468, 740933, 844319, 964936, 1481866, 1688638, 2963732, 3377276, 5186531, 5927464, 6754552, 10373062, 20746124, 36305717, 41492248, 72611434, 145222868, 290445736]

約数ペア:

[(1, 290445736), (2, 145222868), (4, 72611434), (7, 41492248), (8, 36305717), (14, 20746124), (28, 10373062), (43, 6754552), (49, 5927464), (56, 5186531), (86, 3377276), (98, 2963732), (172, 1688638), (196, 1481866), (301, 964936), (344, 844319), (392, 740933), (602, 482468), (1204, 241234), (2107, 137848), (2408, 120617), (4214, 68924), (8428, 34462), (16856, 17231)]