138178952

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{2039}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 266587200

約数和(自身を除く): 128408248

約数列:

[1, 2, 4, 8, 43, 86, 172, 197, 344, 394, 788, 1576, 2039, 4078, 8156, 8471, 16312, 16942, 33884, 67768, 87677, 175354, 350708, 401683, 701416, 803366, 1606732, 3213464, 17272369, 34544738, 69089476, 138178952]

約数ペア:

[(1, 138178952), (2, 69089476), (4, 34544738), (8, 17272369), (43, 3213464), (86, 1606732), (172, 803366), (197, 701416), (344, 401683), (394, 350708), (788, 175354), (1576, 87677), (2039, 67768), (4078, 33884), (8156, 16942), (8471, 16312)]