138123976

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{1741}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 265898880

約数和(自身を除く): 127774904

約数列:

[1, 2, 4, 8, 47, 94, 188, 211, 376, 422, 844, 1688, 1741, 3482, 6964, 9917, 13928, 19834, 39668, 79336, 81827, 163654, 327308, 367351, 654616, 734702, 1469404, 2938808, 17265497, 34530994, 69061988, 138123976]

約数ペア:

[(1, 138123976), (2, 69061988), (4, 34530994), (8, 17265497), (47, 2938808), (94, 1469404), (188, 734702), (211, 654616), (376, 367351), (422, 327308), (844, 163654), (1688, 81827), (1741, 79336), (3482, 39668), (6964, 19834), (9917, 13928)]