389780415088

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{3259}}^1\times {\mathrm{173839}}^1$

素因数の和:177149

約数の個数: 40

約数和(自身を含む): 773003897600

約数和(自身を除く): 383223482512

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 3259, 6518, 13036, 26072, 52144, 140137, 173839, 280274, 347678, 560548, 695356, 1121096, 1390712, 2242192, 2781424, 7475077, 14950154, 29900308, 59800616, 119601232, 566541301, 1133082602, 2266165204, 4532330408, 9064660816, 24361275943, 48722551886, 97445103772, 194890207544, 389780415088]

約数ペア:

[(1, 389780415088), (2, 194890207544), (4, 97445103772), (8, 48722551886), (16, 24361275943), (43, 9064660816), (86, 4532330408), (172, 2266165204), (344, 1133082602), (688, 566541301), (3259, 119601232), (6518, 59800616), (13036, 29900308), (26072, 14950154), (52144, 7475077), (140137, 2781424), (173839, 2242192), (280274, 1390712), (347678, 1121096), (560548, 695356)]