1285403768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{13007}}^1$

素因数の和:14147

約数の個数: 32

約数和(自身を含む): 2631778560

約数和(自身を除く): 1346374792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1123, 2246, 4492, 8984, 12353, 13007, 24706, 26014, 49412, 52028, 98824, 104056, 143077, 286154, 572308, 1144616, 14606861, 29213722, 58427444, 116854888, 160675471, 321350942, 642701884, 1285403768]

約数ペア:

[(1, 1285403768), (2, 642701884), (4, 321350942), (8, 160675471), (11, 116854888), (22, 58427444), (44, 29213722), (88, 14606861), (1123, 1144616), (2246, 572308), (4492, 286154), (8984, 143077), (12353, 104056), (13007, 98824), (24706, 52028), (26014, 49412)]