291280288

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{53861}}^1$

素因数の和:53897

約数の個数: 36

約数和(自身を含む): 620974998

約数和(自身を除く): 329694710

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 53861, 107722, 215444, 430888, 700193, 861776, 1400386, 1723552, 2800772, 5601544, 9102509, 11203088, 18205018, 22406176, 36410036, 72820072, 145640144, 291280288]

約数ペア:

[(1, 291280288), (2, 145640144), (4, 72820072), (8, 36410036), (13, 22406176), (16, 18205018), (26, 11203088), (32, 9102509), (52, 5601544), (104, 2800772), (169, 1723552), (208, 1400386), (338, 861776), (416, 700193), (676, 430888), (1352, 215444), (2704, 107722), (5408, 53861)]