256280206

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{8969}}^1$

素因数の和:9148

約数の個数: 32

約数和(自身を含む): 476199360

約数和(自身を除く): 219919154

約数列:

[1, 2, 7, 13, 14, 26, 91, 157, 182, 314, 1099, 2041, 2198, 4082, 8969, 14287, 17938, 28574, 62783, 116597, 125566, 233194, 816179, 1408133, 1632358, 2816266, 9856931, 18305729, 19713862, 36611458, 128140103, 256280206]

約数ペア:

[(1, 256280206), (2, 128140103), (7, 36611458), (13, 19713862), (14, 18305729), (26, 9856931), (91, 2816266), (157, 1632358), (182, 1408133), (314, 816179), (1099, 233194), (2041, 125566), (2198, 116597), (4082, 62783), (8969, 28574), (14287, 17938)]