128139444

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{28027}}^1$

素因数の和:28164

約数の個数: 36

約数和(自身を含む): 326470144

約数和(自身を除く): 198330700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4572, 28027, 56054, 84081, 112108, 168162, 252243, 336324, 504486, 1008972, 3559429, 7118858, 10678287, 14237716, 21356574, 32034861, 42713148, 64069722, 128139444]

約数ペア:

[(1, 128139444), (2, 64069722), (3, 42713148), (4, 32034861), (6, 21356574), (9, 14237716), (12, 10678287), (18, 7118858), (36, 3559429), (127, 1008972), (254, 504486), (381, 336324), (508, 252243), (762, 168162), (1143, 112108), (1524, 84081), (2286, 56054), (4572, 28027)]