321333584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{140443}}^1$

素因数の和:140475

約数の個数: 40

約数和(自身を含む): 731432352

約数和(自身を除く): 410098768

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 140443, 280886, 561772, 1123544, 1544873, 1825759, 2247088, 3089746, 3651518, 6179492, 7303036, 12358984, 14606072, 20083349, 24717968, 29212144, 40166698, 80333396, 160666792, 321333584]

約数ペア:

[(1, 321333584), (2, 160666792), (4, 80333396), (8, 40166698), (11, 29212144), (13, 24717968), (16, 20083349), (22, 14606072), (26, 12358984), (44, 7303036), (52, 6179492), (88, 3651518), (104, 3089746), (143, 2247088), (176, 1825759), (208, 1544873), (286, 1123544), (572, 561772), (1144, 280886), (2288, 140443)]